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Finding the Fourth Proportional to 96,608.96, 133,320.36 and 54,167.48

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Solution

The fourth proportional to 96,608.96, 133,320.36 and 54,167.48 is: 74,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,608.96 : 133,320.36 = 54,167.48 : x
  2. Step 2: Convert to fraction form
    96,608.96/133,320.36 = 54,167.48/x
  3. Step 3: Cross multiply
    96,608.96x = 133,320.36 × 54,167.48
  4. Step 4: Simplify right side
    96,608.96x = 7,221,627,933.89
  5. Step 5: Solve for x
    x = 7,221,627,933.89/96,608.96
  6. Step 6: Final answer
    x = 74,751.12

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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.