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Finding the Fourth Proportional to 95,398.56, 131,641.20 and 52,954.56

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Solution

The fourth proportional to 95,398.56, 131,641.20 and 52,954.56 is: 73,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,398.56 : 131,641.20 = 52,954.56 : x
  2. Step 2: Convert to fraction form
    95,398.56/131,641.20 = 52,954.56/x
  3. Step 3: Cross multiply
    95,398.56x = 131,641.20 × 52,954.56
  4. Step 4: Simplify right side
    95,398.56x = 6,971,001,823.87
  5. Step 5: Solve for x
    x = 6,971,001,823.87/95,398.56
  6. Step 6: Final answer
    x = 73,072.40

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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.