Home / 53,431.65-73,737.85-29,557.92

Finding the Fourth Proportional to 53,431.65, 73,737.85 and 29,557.92

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Solution

The fourth proportional to 53,431.65, 73,737.85 and 29,557.92 is: 40,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.65 : 73,737.85 = 29,557.92 : x
  2. Step 2: Convert to fraction form
    53,431.65/73,737.85 = 29,557.92/x
  3. Step 3: Cross multiply
    53,431.65x = 73,737.85 × 29,557.92
  4. Step 4: Simplify right side
    53,431.65x = 2,179,537,139.53
  5. Step 5: Solve for x
    x = 2,179,537,139.53/53,431.65
  6. Step 6: Final answer
    x = 40,791.12

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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.