Home / 53,021.85-73,167.33-29,143.92

Finding the Fourth Proportional to 53,021.85, 73,167.33 and 29,143.92

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Solution

The fourth proportional to 53,021.85, 73,167.33 and 29,143.92 is: 40,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021.85 : 73,167.33 = 29,143.92 : x
  2. Step 2: Convert to fraction form
    53,021.85/73,167.33 = 29,143.92/x
  3. Step 3: Cross multiply
    53,021.85x = 73,167.33 × 29,143.92
  4. Step 4: Simplify right side
    53,021.85x = 2,132,382,812.13
  5. Step 5: Solve for x
    x = 2,132,382,812.13/53,021.85
  6. Step 6: Final answer
    x = 40,217.06

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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.