Home / 154,433.70-231,650.55-148,528.80

Finding the Fourth Proportional to 154,433.70, 231,650.55 and 148,528.80

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Solution

The fourth proportional to 154,433.70, 231,650.55 and 148,528.80 is: 222,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,433.70 : 231,650.55 = 148,528.80 : x
  2. Step 2: Convert to fraction form
    154,433.70/231,650.55 = 148,528.80/x
  3. Step 3: Cross multiply
    154,433.70x = 231,650.55 × 148,528.80
  4. Step 4: Simplify right side
    154,433.70x = 34,406,778,210.84
  5. Step 5: Solve for x
    x = 34,406,778,210.84/154,433.70
  6. Step 6: Final answer
    x = 222,793.20

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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.