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Finding the Fourth Proportional to 114,061.14, 171,120.84 and 47,479.14

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Solution

The fourth proportional to 114,061.14, 171,120.84 and 47,479.14 is: 71,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,061.14 : 171,120.84 = 47,479.14 : x
  2. Step 2: Convert to fraction form
    114,061.14/171,120.84 = 47,479.14/x
  3. Step 3: Cross multiply
    114,061.14x = 171,120.84 × 47,479.14
  4. Step 4: Simplify right side
    114,061.14x = 8,124,670,319.28
  5. Step 5: Solve for x
    x = 8,124,670,319.28/114,061.14
  6. Step 6: Final answer
    x = 71,230.84

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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.