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Finding the Fourth Proportional to 174,294.16, 261,388.74 and 61,959.52

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Solution

The fourth proportional to 174,294.16, 261,388.74 and 61,959.52 is: 92,920.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,294.16 : 261,388.74 = 61,959.52 : x
  2. Step 2: Convert to fraction form
    174,294.16/261,388.74 = 61,959.52/x
  3. Step 3: Cross multiply
    174,294.16x = 261,388.74 × 61,959.52
  4. Step 4: Simplify right side
    174,294.16x = 16,195,520,863.80
  5. Step 5: Solve for x
    x = 16,195,520,863.80/174,294.16
  6. Step 6: Final answer
    x = 92,920.62

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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.