Home / 154,212.48-231,341.76-49,034.88

Finding the Fourth Proportional to 154,212.48, 231,341.76 and 49,034.88

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Solution

The fourth proportional to 154,212.48, 231,341.76 and 49,034.88 is: 73,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,212.48 : 231,341.76 = 49,034.88 : x
  2. Step 2: Convert to fraction form
    154,212.48/231,341.76 = 49,034.88/x
  3. Step 3: Cross multiply
    154,212.48x = 231,341.76 × 49,034.88
  4. Step 4: Simplify right side
    154,212.48x = 11,343,815,440.59
  5. Step 5: Solve for x
    x = 11,343,815,440.59/154,212.48
  6. Step 6: Final answer
    x = 73,559.65

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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.