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Finding the Fourth Proportional to 173,849.76, 239,885.25 and 101,264.60

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Solution

The fourth proportional to 173,849.76, 239,885.25 and 101,264.60 is: 139,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,849.76 : 239,885.25 = 101,264.60 : x
  2. Step 2: Convert to fraction form
    173,849.76/239,885.25 = 101,264.60/x
  3. Step 3: Cross multiply
    173,849.76x = 239,885.25 × 101,264.60
  4. Step 4: Simplify right side
    173,849.76x = 24,291,882,687.72
  5. Step 5: Solve for x
    x = 24,291,882,687.72/173,849.76
  6. Step 6: Final answer
    x = 139,729.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.