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Finding the Fourth Proportional to 95,305.69, 131,518.49 and 52,868.17

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Solution

The fourth proportional to 95,305.69, 131,518.49 and 52,868.17 is: 72,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,305.69 : 131,518.49 = 52,868.17 : x
  2. Step 2: Convert to fraction form
    95,305.69/131,518.49 = 52,868.17/x
  3. Step 3: Cross multiply
    95,305.69x = 131,518.49 × 52,868.17
  4. Step 4: Simplify right side
    95,305.69x = 6,953,141,887.46
  5. Step 5: Solve for x
    x = 6,953,141,887.46/95,305.69
  6. Step 6: Final answer
    x = 72,956.21

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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.