Home / 153,867.90-230,902.77-54,025.52

Finding the Fourth Proportional to 153,867.90, 230,902.77 and 54,025.52

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Solution

The fourth proportional to 153,867.90, 230,902.77 and 54,025.52 is: 81,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,867.90 : 230,902.77 = 54,025.52 : x
  2. Step 2: Convert to fraction form
    153,867.90/230,902.77 = 54,025.52/x
  3. Step 3: Cross multiply
    153,867.90x = 230,902.77 × 54,025.52
  4. Step 4: Simplify right side
    153,867.90x = 12,474,641,948.56
  5. Step 5: Solve for x
    x = 12,474,641,948.56/153,867.90
  6. Step 6: Final answer
    x = 81,073.71

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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.