Home / 86,569.80-129,857.94-24,238.68

Finding the Fourth Proportional to 86,569.80, 129,857.94 and 24,238.68

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Solution

The fourth proportional to 86,569.80, 129,857.94 and 24,238.68 is: 36,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,569.80 : 129,857.94 = 24,238.68 : x
  2. Step 2: Convert to fraction form
    86,569.80/129,857.94 = 24,238.68/x
  3. Step 3: Cross multiply
    86,569.80x = 129,857.94 × 24,238.68
  4. Step 4: Simplify right side
    86,569.80x = 3,147,585,053.12
  5. Step 5: Solve for x
    x = 3,147,585,053.12/86,569.80
  6. Step 6: Final answer
    x = 36,358.93

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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.