Home / 87,261.45-130,892.16-24,931.95

Finding the Fourth Proportional to 87,261.45, 130,892.16 and 24,931.95

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Solution

The fourth proportional to 87,261.45, 130,892.16 and 24,931.95 is: 37,397.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,261.45 : 130,892.16 = 24,931.95 : x
  2. Step 2: Convert to fraction form
    87,261.45/130,892.16 = 24,931.95/x
  3. Step 3: Cross multiply
    87,261.45x = 130,892.16 × 24,931.95
  4. Step 4: Simplify right side
    87,261.45x = 3,263,396,788.51
  5. Step 5: Solve for x
    x = 3,263,396,788.51/87,261.45
  6. Step 6: Final answer
    x = 37,397.92

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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.