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Finding the Fourth Proportional to 95,153.84, 131,326.28 and 54,859.71

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Solution

The fourth proportional to 95,153.84, 131,326.28 and 54,859.71 is: 75,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,153.84 : 131,326.28 = 54,859.71 : x
  2. Step 2: Convert to fraction form
    95,153.84/131,326.28 = 54,859.71/x
  3. Step 3: Cross multiply
    95,153.84x = 131,326.28 × 54,859.71
  4. Step 4: Simplify right side
    95,153.84x = 7,204,522,060.08
  5. Step 5: Solve for x
    x = 7,204,522,060.08/95,153.84
  6. Step 6: Final answer
    x = 75,714.47

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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.