Home / 83,702.06-115,509.68-45,461.97

Finding the Fourth Proportional to 83,702.06, 115,509.68 and 45,461.97

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Solution

The fourth proportional to 83,702.06, 115,509.68 and 45,461.97 is: 62,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,702.06 : 115,509.68 = 45,461.97 : x
  2. Step 2: Convert to fraction form
    83,702.06/115,509.68 = 45,461.97/x
  3. Step 3: Cross multiply
    83,702.06x = 115,509.68 × 45,461.97
  4. Step 4: Simplify right side
    83,702.06x = 5,251,297,720.52
  5. Step 5: Solve for x
    x = 5,251,297,720.52/83,702.06
  6. Step 6: Final answer
    x = 62,737.98

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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.