Home / 53,789.43-74,232.04-29,915.59

Finding the Fourth Proportional to 53,789.43, 74,232.04 and 29,915.59

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Solution

The fourth proportional to 53,789.43, 74,232.04 and 29,915.59 is: 41,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,789.43 : 74,232.04 = 29,915.59 : x
  2. Step 2: Convert to fraction form
    53,789.43/74,232.04 = 29,915.59/x
  3. Step 3: Cross multiply
    53,789.43x = 74,232.04 × 29,915.59
  4. Step 4: Simplify right side
    53,789.43x = 2,220,695,403.69
  5. Step 5: Solve for x
    x = 2,220,695,403.69/53,789.43
  6. Step 6: Final answer
    x = 41,284.98

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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.