Home / 87,291.86-130,935.20-24,115.77

Finding the Fourth Proportional to 87,291.86, 130,935.20 and 24,115.77

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Solution

The fourth proportional to 87,291.86, 130,935.20 and 24,115.77 is: 36,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,291.86 : 130,935.20 = 24,115.77 : x
  2. Step 2: Convert to fraction form
    87,291.86/130,935.20 = 24,115.77/x
  3. Step 3: Cross multiply
    87,291.86x = 130,935.20 × 24,115.77
  4. Step 4: Simplify right side
    87,291.86x = 3,157,603,047.53
  5. Step 5: Solve for x
    x = 3,157,603,047.53/87,291.86
  6. Step 6: Final answer
    x = 36,172.94

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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.