Home / 154,780.44-232,170.66-102,177.60

Finding the Fourth Proportional to 154,780.44, 232,170.66 and 102,177.60

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Solution

The fourth proportional to 154,780.44, 232,170.66 and 102,177.60 is: 153,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,780.44 : 232,170.66 = 102,177.60 : x
  2. Step 2: Convert to fraction form
    154,780.44/232,170.66 = 102,177.60/x
  3. Step 3: Cross multiply
    154,780.44x = 232,170.66 × 102,177.60
  4. Step 4: Simplify right side
    154,780.44x = 23,722,640,829.22
  5. Step 5: Solve for x
    x = 23,722,640,829.22/154,780.44
  6. Step 6: Final answer
    x = 153,266.40

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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.