Home / 99,366.26-137,126.08-54,044.57

Finding the Fourth Proportional to 99,366.26, 137,126.08 and 54,044.57

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Solution

The fourth proportional to 99,366.26, 137,126.08 and 54,044.57 is: 74,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,366.26 : 137,126.08 = 54,044.57 : x
  2. Step 2: Convert to fraction form
    99,366.26/137,126.08 = 54,044.57/x
  3. Step 3: Cross multiply
    99,366.26x = 137,126.08 × 54,044.57
  4. Step 4: Simplify right side
    99,366.26x = 7,410,920,029.39
  5. Step 5: Solve for x
    x = 7,410,920,029.39/99,366.26
  6. Step 6: Final answer
    x = 74,581.86

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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.