Home / 89,876.66-124,030.46-49,591.91

Finding the Fourth Proportional to 89,876.66, 124,030.46 and 49,591.91

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Solution

The fourth proportional to 89,876.66, 124,030.46 and 49,591.91 is: 68,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,876.66 : 124,030.46 = 49,591.91 : x
  2. Step 2: Convert to fraction form
    89,876.66/124,030.46 = 49,591.91/x
  3. Step 3: Cross multiply
    89,876.66x = 124,030.46 × 49,591.91
  4. Step 4: Simplify right side
    89,876.66x = 6,150,907,843.63
  5. Step 5: Solve for x
    x = 6,150,907,843.63/89,876.66
  6. Step 6: Final answer
    x = 68,437.21

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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.