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Finding the Fourth Proportional to 173,677.30, 260,515.95 and 61,484.20

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Solution

The fourth proportional to 173,677.30, 260,515.95 and 61,484.20 is: 92,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,677.30 : 260,515.95 = 61,484.20 : x
  2. Step 2: Convert to fraction form
    173,677.30/260,515.95 = 61,484.20/x
  3. Step 3: Cross multiply
    173,677.30x = 260,515.95 × 61,484.20
  4. Step 4: Simplify right side
    173,677.30x = 16,017,614,772.99
  5. Step 5: Solve for x
    x = 16,017,614,772.99/173,677.30
  6. Step 6: Final answer
    x = 92,226.30

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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.