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Finding the Fourth Proportional to 61,080.93, 91,624.14 and 16,706.70

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Solution

The fourth proportional to 61,080.93, 91,624.14 and 16,706.70 is: 25,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,080.93 : 91,624.14 = 16,706.70 : x
  2. Step 2: Convert to fraction form
    61,080.93/91,624.14 = 16,706.70/x
  3. Step 3: Cross multiply
    61,080.93x = 91,624.14 × 16,706.70
  4. Step 4: Simplify right side
    61,080.93x = 1,530,737,019.74
  5. Step 5: Solve for x
    x = 1,530,737,019.74/61,080.93
  6. Step 6: Final answer
    x = 25,060.80

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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.