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Finding the Fourth Proportional to 154,820.40, 232,230.60 and 95,722.80

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Solution

The fourth proportional to 154,820.40, 232,230.60 and 95,722.80 is: 143,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,820.40 : 232,230.60 = 95,722.80 : x
  2. Step 2: Convert to fraction form
    154,820.40/232,230.60 = 95,722.80/x
  3. Step 3: Cross multiply
    154,820.40x = 232,230.60 × 95,722.80
  4. Step 4: Simplify right side
    154,820.40x = 22,229,763,277.68
  5. Step 5: Solve for x
    x = 22,229,763,277.68/154,820.40
  6. Step 6: Final answer
    x = 143,584.20

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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.