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Finding the Fourth Proportional to 114,016.60, 171,024.90 and 47,434.60

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Solution

The fourth proportional to 114,016.60, 171,024.90 and 47,434.60 is: 71,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,016.60 : 171,024.90 = 47,434.60 : x
  2. Step 2: Convert to fraction form
    114,016.60/171,024.90 = 47,434.60/x
  3. Step 3: Cross multiply
    114,016.60x = 171,024.90 × 47,434.60
  4. Step 4: Simplify right side
    114,016.60x = 8,112,497,721.54
  5. Step 5: Solve for x
    x = 8,112,497,721.54/114,016.60
  6. Step 6: Final answer
    x = 71,151.90

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1.5x scale

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.