Home / 86,001.60-129,052.17-36,077.22

Finding the Fourth Proportional to 86,001.60, 129,052.17 and 36,077.22

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Solution

The fourth proportional to 86,001.60, 129,052.17 and 36,077.22 is: 54,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,001.60 : 129,052.17 = 36,077.22 : x
  2. Step 2: Convert to fraction form
    86,001.60/129,052.17 = 36,077.22/x
  3. Step 3: Cross multiply
    86,001.60x = 129,052.17 × 36,077.22
  4. Step 4: Simplify right side
    86,001.60x = 4,655,843,528.57
  5. Step 5: Solve for x
    x = 4,655,843,528.57/86,001.60
  6. Step 6: Final answer
    x = 54,136.71

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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.