Home / 141,223.01-211,769.82-84,322.76

Finding the Fourth Proportional to 141,223.01, 211,769.82 and 84,322.76

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Solution

The fourth proportional to 141,223.01, 211,769.82 and 84,322.76 is: 126,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,223.01 : 211,769.82 = 84,322.76 : x
  2. Step 2: Convert to fraction form
    141,223.01/211,769.82 = 84,322.76/x
  3. Step 3: Cross multiply
    141,223.01x = 211,769.82 × 84,322.76
  4. Step 4: Simplify right side
    141,223.01x = 17,857,014,648.25
  5. Step 5: Solve for x
    x = 17,857,014,648.25/141,223.01
  6. Step 6: Final answer
    x = 126,445.51

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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.