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Finding the Fourth Proportional to 61,377.80, 92,061.30 and 17,000.60

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Solution

The fourth proportional to 61,377.80, 92,061.30 and 17,000.60 is: 25,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,377.80 : 92,061.30 = 17,000.60 : x
  2. Step 2: Convert to fraction form
    61,377.80/92,061.30 = 17,000.60/x
  3. Step 3: Cross multiply
    61,377.80x = 92,061.30 × 17,000.60
  4. Step 4: Simplify right side
    61,377.80x = 1,565,097,336.78
  5. Step 5: Solve for x
    x = 1,565,097,336.78/61,377.80
  6. Step 6: Final answer
    x = 25,499.40

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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.