Home / 154,594.89-231,881.00-49,385.61

Finding the Fourth Proportional to 154,594.89, 231,881.00 and 49,385.61

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Solution

The fourth proportional to 154,594.89, 231,881.00 and 49,385.61 is: 74,074.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,594.89 : 231,881.00 = 49,385.61 : x
  2. Step 2: Convert to fraction form
    154,594.89/231,881.00 = 49,385.61/x
  3. Step 3: Cross multiply
    154,594.89x = 231,881.00 × 49,385.61
  4. Step 4: Simplify right side
    154,594.89x = 11,451,584,385.48
  5. Step 5: Solve for x
    x = 11,451,584,385.48/154,594.89
  6. Step 6: Final answer
    x = 74,074.79

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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.