Home / 96,759.31-133,540.61-54,317.85

Finding the Fourth Proportional to 96,759.31, 133,540.61 and 54,317.85

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Solution

The fourth proportional to 96,759.31, 133,540.61 and 54,317.85 is: 74,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,759.31 : 133,540.61 = 54,317.85 : x
  2. Step 2: Convert to fraction form
    96,759.31/133,540.61 = 54,317.85/x
  3. Step 3: Cross multiply
    96,759.31x = 133,540.61 × 54,317.85
  4. Step 4: Simplify right side
    96,759.31x = 7,253,638,822.89
  5. Step 5: Solve for x
    x = 7,253,638,822.89/96,759.31
  6. Step 6: Final answer
    x = 74,965.80

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1.5x scale

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.