Home / 154,780.80-232,171.20-49,675.20

Finding the Fourth Proportional to 154,780.80, 232,171.20 and 49,675.20

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Solution

The fourth proportional to 154,780.80, 232,171.20 and 49,675.20 is: 74,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,780.80 : 232,171.20 = 49,675.20 : x
  2. Step 2: Convert to fraction form
    154,780.80/232,171.20 = 49,675.20/x
  3. Step 3: Cross multiply
    154,780.80x = 232,171.20 × 49,675.20
  4. Step 4: Simplify right side
    154,780.80x = 11,533,150,794.24
  5. Step 5: Solve for x
    x = 11,533,150,794.24/154,780.80
  6. Step 6: Final answer
    x = 74,512.80

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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.