Home / 86,891.68-130,345.14-24,562.18

Finding the Fourth Proportional to 86,891.68, 130,345.14 and 24,562.18

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Solution

The fourth proportional to 86,891.68, 130,345.14 and 24,562.18 is: 36,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,891.68 : 130,345.14 = 24,562.18 : x
  2. Step 2: Convert to fraction form
    86,891.68/130,345.14 = 24,562.18/x
  3. Step 3: Cross multiply
    86,891.68x = 130,345.14 × 24,562.18
  4. Step 4: Simplify right side
    86,891.68x = 3,201,560,790.81
  5. Step 5: Solve for x
    x = 3,201,560,790.81/86,891.68
  6. Step 6: Final answer
    x = 36,845.42

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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.