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Finding the Fourth Proportional to 247,529.12, 371,373.64 and 114,496.64

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Solution

The fourth proportional to 247,529.12, 371,373.64 and 114,496.64 is: 171,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,529.12 : 371,373.64 = 114,496.64 : x
  2. Step 2: Convert to fraction form
    247,529.12/371,373.64 = 114,496.64/x
  3. Step 3: Cross multiply
    247,529.12x = 371,373.64 × 114,496.64
  4. Step 4: Simplify right side
    247,529.12x = 42,521,035,947.13
  5. Step 5: Solve for x
    x = 42,521,035,947.13/247,529.12
  6. Step 6: Final answer
    x = 171,781.95

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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.