Home / 154,577.40-232,211.70-148,279.80

Finding the Fourth Proportional to 154,577.40, 232,211.70 and 148,279.80

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Solution

The fourth proportional to 154,577.40, 232,211.70 and 148,279.80 is: 222,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,577.40 : 232,211.70 = 148,279.80 : x
  2. Step 2: Convert to fraction form
    154,577.40/232,211.70 = 148,279.80/x
  3. Step 3: Cross multiply
    154,577.40x = 232,211.70 × 148,279.80
  4. Step 4: Simplify right side
    154,577.40x = 34,432,304,433.66
  5. Step 5: Solve for x
    x = 34,432,304,433.66/154,577.40
  6. Step 6: Final answer
    x = 222,751.22

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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.