Home / 37,115.19-51,221.84-21,204.63

Finding the Fourth Proportional to 37,115.19, 51,221.84 and 21,204.63

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Solution

The fourth proportional to 37,115.19, 51,221.84 and 21,204.63 is: 29,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,115.19 : 51,221.84 = 21,204.63 : x
  2. Step 2: Convert to fraction form
    37,115.19/51,221.84 = 21,204.63/x
  3. Step 3: Cross multiply
    37,115.19x = 51,221.84 × 21,204.63
  4. Step 4: Simplify right side
    37,115.19x = 1,086,140,059.10
  5. Step 5: Solve for x
    x = 1,086,140,059.10/37,115.19
  6. Step 6: Final answer
    x = 29,264.03

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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.