Home / 87,616.77-131,436.08-34,301.86

Finding the Fourth Proportional to 87,616.77, 131,436.08 and 34,301.86

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Solution

The fourth proportional to 87,616.77, 131,436.08 and 34,301.86 is: 51,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,616.77 : 131,436.08 = 34,301.86 : x
  2. Step 2: Convert to fraction form
    87,616.77/131,436.08 = 34,301.86/x
  3. Step 3: Cross multiply
    87,616.77x = 131,436.08 × 34,301.86
  4. Step 4: Simplify right side
    87,616.77x = 4,508,502,015.11
  5. Step 5: Solve for x
    x = 4,508,502,015.11/87,616.77
  6. Step 6: Final answer
    x = 51,457.07

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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.