Home / 87,631.95-131,391.77-37,017.22

Finding the Fourth Proportional to 87,631.95, 131,391.77 and 37,017.22

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Solution

The fourth proportional to 87,631.95, 131,391.77 and 37,017.22 is: 55,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,631.95 : 131,391.77 = 37,017.22 : x
  2. Step 2: Convert to fraction form
    87,631.95/131,391.77 = 37,017.22/x
  3. Step 3: Cross multiply
    87,631.95x = 131,391.77 × 37,017.22
  4. Step 4: Simplify right side
    87,631.95x = 4,863,758,056.28
  5. Step 5: Solve for x
    x = 4,863,758,056.28/87,631.95
  6. Step 6: Final answer
    x = 55,502.11

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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.