Home / 86,532.24-119,414.40-48,806.40

Finding the Fourth Proportional to 86,532.24, 119,414.40 and 48,806.40

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Solution

The fourth proportional to 86,532.24, 119,414.40 and 48,806.40 is: 67,352.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,532.24 : 119,414.40 = 48,806.40 : x
  2. Step 2: Convert to fraction form
    86,532.24/119,414.40 = 48,806.40/x
  3. Step 3: Cross multiply
    86,532.24x = 119,414.40 × 48,806.40
  4. Step 4: Simplify right side
    86,532.24x = 5,828,186,972.16
  5. Step 5: Solve for x
    x = 5,828,186,972.16/86,532.24
  6. Step 6: Final answer
    x = 67,352.78

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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.