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Finding the Fourth Proportional to 173,886.30, 260,829.45 and 49,227.30

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Solution

The fourth proportional to 173,886.30, 260,829.45 and 49,227.30 is: 73,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,886.30 : 260,829.45 = 49,227.30 : x
  2. Step 2: Convert to fraction form
    173,886.30/260,829.45 = 49,227.30/x
  3. Step 3: Cross multiply
    173,886.30x = 260,829.45 × 49,227.30
  4. Step 4: Simplify right side
    173,886.30x = 12,839,929,583.99
  5. Step 5: Solve for x
    x = 12,839,929,583.99/173,886.30
  6. Step 6: Final answer
    x = 73,840.95

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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.