Home / 86,613.95-129,924.57-27,451.96

Finding the Fourth Proportional to 86,613.95, 129,924.57 and 27,451.96

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Solution

The fourth proportional to 86,613.95, 129,924.57 and 27,451.96 is: 41,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,613.95 : 129,924.57 = 27,451.96 : x
  2. Step 2: Convert to fraction form
    86,613.95/129,924.57 = 27,451.96/x
  3. Step 3: Cross multiply
    86,613.95x = 129,924.57 × 27,451.96
  4. Step 4: Simplify right side
    86,613.95x = 3,566,684,098.66
  5. Step 5: Solve for x
    x = 3,566,684,098.66/86,613.95
  6. Step 6: Final answer
    x = 41,179.10

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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.