Home / 38,099.97-52,577.40-21,104.16

Finding the Fourth Proportional to 38,099.97, 52,577.40 and 21,104.16

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Solution

The fourth proportional to 38,099.97, 52,577.40 and 21,104.16 is: 29,123.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.97 : 52,577.40 = 21,104.16 : x
  2. Step 2: Convert to fraction form
    38,099.97/52,577.40 = 21,104.16/x
  3. Step 3: Cross multiply
    38,099.97x = 52,577.40 × 21,104.16
  4. Step 4: Simplify right side
    38,099.97x = 1,109,601,783.30
  5. Step 5: Solve for x
    x = 1,109,601,783.30/38,099.97
  6. Step 6: Final answer
    x = 29,123.43

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.