Home / 87,451.95-130,934.33-44,664.74

Finding the Fourth Proportional to 87,451.95, 130,934.33 and 44,664.74

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Solution

The fourth proportional to 87,451.95, 130,934.33 and 44,664.74 is: 66,872.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,451.95 : 130,934.33 = 44,664.74 : x
  2. Step 2: Convert to fraction form
    87,451.95/130,934.33 = 44,664.74/x
  3. Step 3: Cross multiply
    87,451.95x = 130,934.33 × 44,664.74
  4. Step 4: Simplify right side
    87,451.95x = 5,848,148,543.50
  5. Step 5: Solve for x
    x = 5,848,148,543.50/87,451.95
  6. Step 6: Final answer
    x = 66,872.71

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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.