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Finding the Fourth Proportional to 181,446.03, 250,381.34 and 100,868.65

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Solution

The fourth proportional to 181,446.03, 250,381.34 and 100,868.65 is: 139,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,446.03 : 250,381.34 = 100,868.65 : x
  2. Step 2: Convert to fraction form
    181,446.03/250,381.34 = 100,868.65/x
  3. Step 3: Cross multiply
    181,446.03x = 250,381.34 × 100,868.65
  4. Step 4: Simplify right side
    181,446.03x = 25,255,626,620.69
  5. Step 5: Solve for x
    x = 25,255,626,620.69/181,446.03
  6. Step 6: Final answer
    x = 139,190.85

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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.