Home / 154,853.20-232,452.60-144,701.20

Finding the Fourth Proportional to 154,853.20, 232,452.60 and 144,701.20

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Solution

The fourth proportional to 154,853.20, 232,452.60 and 144,701.20 is: 217,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,853.20 : 232,452.60 = 144,701.20 : x
  2. Step 2: Convert to fraction form
    154,853.20/232,452.60 = 144,701.20/x
  3. Step 3: Cross multiply
    154,853.20x = 232,452.60 × 144,701.20
  4. Step 4: Simplify right side
    154,853.20x = 33,636,170,163.12
  5. Step 5: Solve for x
    x = 33,636,170,163.12/154,853.20
  6. Step 6: Final answer
    x = 217,213.27

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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.