Home / 53,034.72-73,187.55-29,160.78

Finding the Fourth Proportional to 53,034.72, 73,187.55 and 29,160.78

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Solution

The fourth proportional to 53,034.72, 73,187.55 and 29,160.78 is: 40,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,034.72 : 73,187.55 = 29,160.78 : x
  2. Step 2: Convert to fraction form
    53,034.72/73,187.55 = 29,160.78/x
  3. Step 3: Cross multiply
    53,034.72x = 73,187.55 × 29,160.78
  4. Step 4: Simplify right side
    53,034.72x = 2,134,206,044.29
  5. Step 5: Solve for x
    x = 2,134,206,044.29/53,034.72
  6. Step 6: Final answer
    x = 40,241.68

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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.