Home / 121,277.52-181,942.92-37,044.72

Finding the Fourth Proportional to 121,277.52, 181,942.92 and 37,044.72

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Solution

The fourth proportional to 121,277.52, 181,942.92 and 37,044.72 is: 55,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,277.52 : 181,942.92 = 37,044.72 : x
  2. Step 2: Convert to fraction form
    121,277.52/181,942.92 = 37,044.72/x
  3. Step 3: Cross multiply
    121,277.52x = 181,942.92 × 37,044.72
  4. Step 4: Simplify right side
    121,277.52x = 6,740,024,527.38
  5. Step 5: Solve for x
    x = 6,740,024,527.38/121,277.52
  6. Step 6: Final answer
    x = 55,575.22

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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.