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Finding the Fourth Proportional to 70,700.59, 106,028.35 and 23,306.85

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Solution

The fourth proportional to 70,700.59, 106,028.35 and 23,306.85 is: 34,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,700.59 : 106,028.35 = 23,306.85 : x
  2. Step 2: Convert to fraction form
    70,700.59/106,028.35 = 23,306.85/x
  3. Step 3: Cross multiply
    70,700.59x = 106,028.35 × 23,306.85
  4. Step 4: Simplify right side
    70,700.59x = 2,471,186,790.93
  5. Step 5: Solve for x
    x = 2,471,186,790.93/70,700.59
  6. Step 6: Final answer
    x = 34,952.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.