Home / 141,113.19-211,561.11-122,367.42

Finding the Fourth Proportional to 141,113.19, 211,561.11 and 122,367.42

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Solution

The fourth proportional to 141,113.19, 211,561.11 and 122,367.42 is: 183,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,113.19 : 211,561.11 = 122,367.42 : x
  2. Step 2: Convert to fraction form
    141,113.19/211,561.11 = 122,367.42/x
  3. Step 3: Cross multiply
    141,113.19x = 211,561.11 × 122,367.42
  4. Step 4: Simplify right side
    141,113.19x = 25,888,187,203.04
  5. Step 5: Solve for x
    x = 25,888,187,203.04/141,113.19
  6. Step 6: Final answer
    x = 183,456.89

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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.