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Finding the Fourth Proportional to 107,706.60, 148,633.02 and 59,960.88

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Solution

The fourth proportional to 107,706.60, 148,633.02 and 59,960.88 is: 82,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,706.60 : 148,633.02 = 59,960.88 : x
  2. Step 2: Convert to fraction form
    107,706.60/148,633.02 = 59,960.88/x
  3. Step 3: Cross multiply
    107,706.60x = 148,633.02 × 59,960.88
  4. Step 4: Simplify right side
    107,706.60x = 8,912,166,676.26
  5. Step 5: Solve for x
    x = 8,912,166,676.26/107,706.60
  6. Step 6: Final answer
    x = 82,744.85

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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.