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Finding the Fourth Proportional to 181,110.40, 271,406.40 and 133,352.80

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Solution

The fourth proportional to 181,110.40, 271,406.40 and 133,352.80 is: 199,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,110.40 : 271,406.40 = 133,352.80 : x
  2. Step 2: Convert to fraction form
    181,110.40/271,406.40 = 133,352.80/x
  3. Step 3: Cross multiply
    181,110.40x = 271,406.40 × 133,352.80
  4. Step 4: Simplify right side
    181,110.40x = 36,192,803,377.92
  5. Step 5: Solve for x
    x = 36,192,803,377.92/181,110.40
  6. Step 6: Final answer
    x = 199,838.35

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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.