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Finding the Fourth Proportional to 110,359.87, 152,286.07 and 61,950.70

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Solution

The fourth proportional to 110,359.87, 152,286.07 and 61,950.70 is: 85,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,359.87 : 152,286.07 = 61,950.70 : x
  2. Step 2: Convert to fraction form
    110,359.87/152,286.07 = 61,950.70/x
  3. Step 3: Cross multiply
    110,359.87x = 152,286.07 × 61,950.70
  4. Step 4: Simplify right side
    110,359.87x = 9,434,228,636.75
  5. Step 5: Solve for x
    x = 9,434,228,636.75/110,359.87
  6. Step 6: Final answer
    x = 85,486.04

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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.