Home / 53,737.78-74,156.36-29,538.83

Finding the Fourth Proportional to 53,737.78, 74,156.36 and 29,538.83

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Solution

The fourth proportional to 53,737.78, 74,156.36 and 29,538.83 is: 40,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,737.78 : 74,156.36 = 29,538.83 : x
  2. Step 2: Convert to fraction form
    53,737.78/74,156.36 = 29,538.83/x
  3. Step 3: Cross multiply
    53,737.78x = 74,156.36 × 29,538.83
  4. Step 4: Simplify right side
    53,737.78x = 2,190,491,898.18
  5. Step 5: Solve for x
    x = 2,190,491,898.18/53,737.78
  6. Step 6: Final answer
    x = 40,762.61

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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.