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Finding the Fourth Proportional to 80,174.40, 110,632.71 and 44,363.49

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Solution

The fourth proportional to 80,174.40, 110,632.71 and 44,363.49 is: 61,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,174.40 : 110,632.71 = 44,363.49 : x
  2. Step 2: Convert to fraction form
    80,174.40/110,632.71 = 44,363.49/x
  3. Step 3: Cross multiply
    80,174.40x = 110,632.71 × 44,363.49
  4. Step 4: Simplify right side
    80,174.40x = 4,908,053,123.76
  5. Step 5: Solve for x
    x = 4,908,053,123.76/80,174.40
  6. Step 6: Final answer
    x = 61,217.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.