Home / 68,488.11-94,337.82-48,309.53

Finding the Fourth Proportional to 68,488.11, 94,337.82 and 48,309.53

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Solution

The fourth proportional to 68,488.11, 94,337.82 and 48,309.53 is: 66,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,488.11 : 94,337.82 = 48,309.53 : x
  2. Step 2: Convert to fraction form
    68,488.11/94,337.82 = 48,309.53/x
  3. Step 3: Cross multiply
    68,488.11x = 94,337.82 × 48,309.53
  4. Step 4: Simplify right side
    68,488.11x = 4,557,415,273.74
  5. Step 5: Solve for x
    x = 4,557,415,273.74/68,488.11
  6. Step 6: Final answer
    x = 66,543.16

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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.