Home / 87,373.16-131,109.52-34,058.20

Finding the Fourth Proportional to 87,373.16, 131,109.52 and 34,058.20

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Solution

The fourth proportional to 87,373.16, 131,109.52 and 34,058.20 is: 51,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,373.16 : 131,109.52 = 34,058.20 : x
  2. Step 2: Convert to fraction form
    87,373.16/131,109.52 = 34,058.20/x
  3. Step 3: Cross multiply
    87,373.16x = 131,109.52 × 34,058.20
  4. Step 4: Simplify right side
    87,373.16x = 4,465,354,055.05
  5. Step 5: Solve for x
    x = 4,465,354,055.05/87,373.16
  6. Step 6: Final answer
    x = 51,106.70

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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.