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Finding the Fourth Proportional to 96,609.90, 133,329.41 and 53,593.64

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Solution

The fourth proportional to 96,609.90, 133,329.41 and 53,593.64 is: 73,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,609.90 : 133,329.41 = 53,593.64 : x
  2. Step 2: Convert to fraction form
    96,609.90/133,329.41 = 53,593.64/x
  3. Step 3: Cross multiply
    96,609.90x = 133,329.41 × 53,593.64
  4. Step 4: Simplify right side
    96,609.90x = 7,145,608,400.95
  5. Step 5: Solve for x
    x = 7,145,608,400.95/96,609.90
  6. Step 6: Final answer
    x = 73,963.52

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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.