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Finding the Fourth Proportional to 173,674.20, 260,511.30 and 62,851.80

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Solution

The fourth proportional to 173,674.20, 260,511.30 and 62,851.80 is: 94,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,674.20 : 260,511.30 = 62,851.80 : x
  2. Step 2: Convert to fraction form
    173,674.20/260,511.30 = 62,851.80/x
  3. Step 3: Cross multiply
    173,674.20x = 260,511.30 × 62,851.80
  4. Step 4: Simplify right side
    173,674.20x = 16,373,604,125.34
  5. Step 5: Solve for x
    x = 16,373,604,125.34/173,674.20
  6. Step 6: Final answer
    x = 94,277.70

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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.