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Finding the Fourth Proportional to 254,381.04, 381,571.20 and 88,169.04

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Solution

The fourth proportional to 254,381.04, 381,571.20 and 88,169.04 is: 132,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,381.04 : 381,571.20 = 88,169.04 : x
  2. Step 2: Convert to fraction form
    254,381.04/381,571.20 = 88,169.04/x
  3. Step 3: Cross multiply
    254,381.04x = 381,571.20 × 88,169.04
  4. Step 4: Simplify right side
    254,381.04x = 33,642,766,395.65
  5. Step 5: Solve for x
    x = 33,642,766,395.65/254,381.04
  6. Step 6: Final answer
    x = 132,253.44

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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.