Home / 86,463.10-119,332.20-62,581.06

Finding the Fourth Proportional to 86,463.10, 119,332.20 and 62,581.06

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Solution

The fourth proportional to 86,463.10, 119,332.20 and 62,581.06 is: 86,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,463.10 : 119,332.20 = 62,581.06 : x
  2. Step 2: Convert to fraction form
    86,463.10/119,332.20 = 62,581.06/x
  3. Step 3: Cross multiply
    86,463.10x = 119,332.20 × 62,581.06
  4. Step 4: Simplify right side
    86,463.10x = 7,467,935,568.13
  5. Step 5: Solve for x
    x = 7,467,935,568.13/86,463.10
  6. Step 6: Final answer
    x = 86,371.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.