Home / 87,591.04-131,387.28-37,667.68

Finding the Fourth Proportional to 87,591.04, 131,387.28 and 37,667.68

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Solution

The fourth proportional to 87,591.04, 131,387.28 and 37,667.68 is: 56,501.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,591.04 : 131,387.28 = 37,667.68 : x
  2. Step 2: Convert to fraction form
    87,591.04/131,387.28 = 37,667.68/x
  3. Step 3: Cross multiply
    87,591.04x = 131,387.28 × 37,667.68
  4. Step 4: Simplify right side
    87,591.04x = 4,949,054,019.11
  5. Step 5: Solve for x
    x = 4,949,054,019.11/87,591.04
  6. Step 6: Final answer
    x = 56,501.83

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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.