Home / 85,773.38-118,367.28-48,048.44

Finding the Fourth Proportional to 85,773.38, 118,367.28 and 48,048.44

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Solution

The fourth proportional to 85,773.38, 118,367.28 and 48,048.44 is: 66,306.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,773.38 : 118,367.28 = 48,048.44 : x
  2. Step 2: Convert to fraction form
    85,773.38/118,367.28 = 48,048.44/x
  3. Step 3: Cross multiply
    85,773.38x = 118,367.28 × 48,048.44
  4. Step 4: Simplify right side
    85,773.38x = 5,687,362,559.21
  5. Step 5: Solve for x
    x = 5,687,362,559.21/85,773.38
  6. Step 6: Final answer
    x = 66,306.85

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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.