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Finding the Fourth Proportional to 247,549.79, 371,264.87 and 114,301.95

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Solution

The fourth proportional to 247,549.79, 371,264.87 and 114,301.95 is: 171,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,549.79 : 371,264.87 = 114,301.95 : x
  2. Step 2: Convert to fraction form
    247,549.79/371,264.87 = 114,301.95/x
  3. Step 3: Cross multiply
    247,549.79x = 371,264.87 × 114,301.95
  4. Step 4: Simplify right side
    247,549.79x = 42,436,298,035.99
  5. Step 5: Solve for x
    x = 42,436,298,035.99/247,549.79
  6. Step 6: Final answer
    x = 171,425.31

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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.