Home / 87,937.77-131,943.55-37,992.16

Finding the Fourth Proportional to 87,937.77, 131,943.55 and 37,992.16

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Solution

The fourth proportional to 87,937.77, 131,943.55 and 37,992.16 is: 57,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,937.77 : 131,943.55 = 37,992.16 : x
  2. Step 2: Convert to fraction form
    87,937.77/131,943.55 = 37,992.16/x
  3. Step 3: Cross multiply
    87,937.77x = 131,943.55 × 37,992.16
  4. Step 4: Simplify right side
    87,937.77x = 5,012,820,462.57
  5. Step 5: Solve for x
    x = 5,012,820,462.57/87,937.77
  6. Step 6: Final answer
    x = 57,004.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.