Home / 85,744.24-118,326.82-47,503.86

Finding the Fourth Proportional to 85,744.24, 118,326.82 and 47,503.86

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Solution

The fourth proportional to 85,744.24, 118,326.82 and 47,503.86 is: 65,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,744.24 : 118,326.82 = 47,503.86 : x
  2. Step 2: Convert to fraction form
    85,744.24/118,326.82 = 47,503.86/x
  3. Step 3: Cross multiply
    85,744.24x = 118,326.82 × 47,503.86
  4. Step 4: Simplify right side
    85,744.24x = 5,620,980,691.53
  5. Step 5: Solve for x
    x = 5,620,980,691.53/85,744.24
  6. Step 6: Final answer
    x = 65,555.20

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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.