Home / 121,367.78-182,072.52-37,125.92

Finding the Fourth Proportional to 121,367.78, 182,072.52 and 37,125.92

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Solution

The fourth proportional to 121,367.78, 182,072.52 and 37,125.92 is: 55,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,367.78 : 182,072.52 = 37,125.92 : x
  2. Step 2: Convert to fraction form
    121,367.78/182,072.52 = 37,125.92/x
  3. Step 3: Cross multiply
    121,367.78x = 182,072.52 × 37,125.92
  4. Step 4: Simplify right side
    121,367.78x = 6,759,609,811.72
  5. Step 5: Solve for x
    x = 6,759,609,811.72/121,367.78
  6. Step 6: Final answer
    x = 55,695.26

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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.