Home / 38,200.92-52,716.44-21,204.18

Finding the Fourth Proportional to 38,200.92, 52,716.44 and 21,204.18

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Solution

The fourth proportional to 38,200.92, 52,716.44 and 21,204.18 is: 29,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200.92 : 52,716.44 = 21,204.18 : x
  2. Step 2: Convert to fraction form
    38,200.92/52,716.44 = 21,204.18/x
  3. Step 3: Cross multiply
    38,200.92x = 52,716.44 × 21,204.18
  4. Step 4: Simplify right side
    38,200.92x = 1,117,808,882.72
  5. Step 5: Solve for x
    x = 1,117,808,882.72/38,200.92
  6. Step 6: Final answer
    x = 29,261.31

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Half scale
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Double scale
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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.