Home / 122,609.50-182,841.30-121,488.44

Finding the Fourth Proportional to 122,609.50, 182,841.30 and 121,488.44

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Solution

The fourth proportional to 122,609.50, 182,841.30 and 121,488.44 is: 181,169.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,609.50 : 182,841.30 = 121,488.44 : x
  2. Step 2: Convert to fraction form
    122,609.50/182,841.30 = 121,488.44/x
  3. Step 3: Cross multiply
    122,609.50x = 182,841.30 × 121,488.44
  4. Step 4: Simplify right side
    122,609.50x = 22,213,104,304.57
  5. Step 5: Solve for x
    x = 22,213,104,304.57/122,609.50
  6. Step 6: Final answer
    x = 181,169.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.