Home / 52,391.09-72,301.56-29,731.04

Finding the Fourth Proportional to 52,391.09, 72,301.56 and 29,731.04

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Solution

The fourth proportional to 52,391.09, 72,301.56 and 29,731.04 is: 41,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,391.09 : 72,301.56 = 29,731.04 : x
  2. Step 2: Convert to fraction form
    52,391.09/72,301.56 = 29,731.04/x
  3. Step 3: Cross multiply
    52,391.09x = 72,301.56 × 29,731.04
  4. Step 4: Simplify right side
    52,391.09x = 2,149,600,210.91
  5. Step 5: Solve for x
    x = 2,149,600,210.91/52,391.09
  6. Step 6: Final answer
    x = 41,029.89

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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.