Home / 53,789.19-74,227.08-29,915.35

Finding the Fourth Proportional to 53,789.19, 74,227.08 and 29,915.35

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Solution

The fourth proportional to 53,789.19, 74,227.08 and 29,915.35 is: 41,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,789.19 : 74,227.08 = 29,915.35 : x
  2. Step 2: Convert to fraction form
    53,789.19/74,227.08 = 29,915.35/x
  3. Step 3: Cross multiply
    53,789.19x = 74,227.08 × 29,915.35
  4. Step 4: Simplify right side
    53,789.19x = 2,220,528,892.11
  5. Step 5: Solve for x
    x = 2,220,528,892.11/53,789.19
  6. Step 6: Final answer
    x = 41,282.07

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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.