Home / 89,927.87-124,098.96-49,640.59

Finding the Fourth Proportional to 89,927.87, 124,098.96 and 49,640.59

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Solution

The fourth proportional to 89,927.87, 124,098.96 and 49,640.59 is: 68,503.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,927.87 : 124,098.96 = 49,640.59 : x
  2. Step 2: Convert to fraction form
    89,927.87/124,098.96 = 49,640.59/x
  3. Step 3: Cross multiply
    89,927.87x = 124,098.96 × 49,640.59
  4. Step 4: Simplify right side
    89,927.87x = 6,160,345,592.79
  5. Step 5: Solve for x
    x = 6,160,345,592.79/89,927.87
  6. Step 6: Final answer
    x = 68,503.19

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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.