Home / 155,654.33-233,481.56-120,167.45

Finding the Fourth Proportional to 155,654.33, 233,481.56 and 120,167.45

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Solution

The fourth proportional to 155,654.33, 233,481.56 and 120,167.45 is: 180,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,654.33 : 233,481.56 = 120,167.45 : x
  2. Step 2: Convert to fraction form
    155,654.33/233,481.56 = 120,167.45/x
  3. Step 3: Cross multiply
    155,654.33x = 233,481.56 × 120,167.45
  4. Step 4: Simplify right side
    155,654.33x = 28,056,882,794.53
  5. Step 5: Solve for x
    x = 28,056,882,794.53/155,654.33
  6. Step 6: Final answer
    x = 180,251.23

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1.5x scale

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.