Home / 154,565.89-231,806.00-54,712.94

Finding the Fourth Proportional to 154,565.89, 231,806.00 and 54,712.94

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Solution

The fourth proportional to 154,565.89, 231,806.00 and 54,712.94 is: 82,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,565.89 : 231,806.00 = 54,712.94 : x
  2. Step 2: Convert to fraction form
    154,565.89/231,806.00 = 54,712.94/x
  3. Step 3: Cross multiply
    154,565.89x = 231,806.00 × 54,712.94
  4. Step 4: Simplify right side
    154,565.89x = 12,682,786,747.39
  5. Step 5: Solve for x
    x = 12,682,786,747.39/154,565.89
  6. Step 6: Final answer
    x = 82,054.24

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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.