Home / 87,097.04-130,630.16-39,701.52

Finding the Fourth Proportional to 87,097.04, 130,630.16 and 39,701.52

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Solution

The fourth proportional to 87,097.04, 130,630.16 and 39,701.52 is: 59,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,097.04 : 130,630.16 = 39,701.52 : x
  2. Step 2: Convert to fraction form
    87,097.04/130,630.16 = 39,701.52/x
  3. Step 3: Cross multiply
    87,097.04x = 130,630.16 × 39,701.52
  4. Step 4: Simplify right side
    87,097.04x = 5,186,215,909.84
  5. Step 5: Solve for x
    x = 5,186,215,909.84/87,097.04
  6. Step 6: Final answer
    x = 59,545.26

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1.5x scale

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.