Home / 89,818.96-123,951.02-49,534.14

Finding the Fourth Proportional to 89,818.96, 123,951.02 and 49,534.14

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Solution

The fourth proportional to 89,818.96, 123,951.02 and 49,534.14 is: 68,357.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,818.96 : 123,951.02 = 49,534.14 : x
  2. Step 2: Convert to fraction form
    89,818.96/123,951.02 = 49,534.14/x
  3. Step 3: Cross multiply
    89,818.96x = 123,951.02 × 49,534.14
  4. Step 4: Simplify right side
    89,818.96x = 6,139,807,177.82
  5. Step 5: Solve for x
    x = 6,139,807,177.82/89,818.96
  6. Step 6: Final answer
    x = 68,357.58

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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.