Home / 89,914.87-124,006.33-54,098.18

Finding the Fourth Proportional to 89,914.87, 124,006.33 and 54,098.18

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Solution

The fourth proportional to 89,914.87, 124,006.33 and 54,098.18 is: 74,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,914.87 : 124,006.33 = 54,098.18 : x
  2. Step 2: Convert to fraction form
    89,914.87/124,006.33 = 54,098.18/x
  3. Step 3: Cross multiply
    89,914.87x = 124,006.33 × 54,098.18
  4. Step 4: Simplify right side
    89,914.87x = 6,708,517,371.63
  5. Step 5: Solve for x
    x = 6,708,517,371.63/89,914.87
  6. Step 6: Final answer
    x = 74,609.66

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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.