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Finding the Fourth Proportional to 95,593.40, 131,918.46 and 53,149.40

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Solution

The fourth proportional to 95,593.40, 131,918.46 and 53,149.40 is: 73,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,593.40 : 131,918.46 = 53,149.40 : x
  2. Step 2: Convert to fraction form
    95,593.40/131,918.46 = 53,149.40/x
  3. Step 3: Cross multiply
    95,593.40x = 131,918.46 × 53,149.40
  4. Step 4: Simplify right side
    95,593.40x = 7,011,386,997.92
  5. Step 5: Solve for x
    x = 7,011,386,997.92/95,593.40
  6. Step 6: Final answer
    x = 73,345.93

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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.