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Finding the Fourth Proportional to 114,863.70, 158,488.67 and 67,107.83

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Solution

The fourth proportional to 114,863.70, 158,488.67 and 67,107.83 is: 92,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,863.70 : 158,488.67 = 67,107.83 : x
  2. Step 2: Convert to fraction form
    114,863.70/158,488.67 = 67,107.83/x
  3. Step 3: Cross multiply
    114,863.70x = 158,488.67 × 67,107.83
  4. Step 4: Simplify right side
    114,863.70x = 10,635,830,098.61
  5. Step 5: Solve for x
    x = 10,635,830,098.61/114,863.70
  6. Step 6: Final answer
    x = 92,595.22

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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.