Home / 140,781.33-211,164.12-39,586.14

Finding the Fourth Proportional to 140,781.33, 211,164.12 and 39,586.14

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Solution

The fourth proportional to 140,781.33, 211,164.12 and 39,586.14 is: 59,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,781.33 : 211,164.12 = 39,586.14 : x
  2. Step 2: Convert to fraction form
    140,781.33/211,164.12 = 39,586.14/x
  3. Step 3: Cross multiply
    140,781.33x = 211,164.12 × 39,586.14
  4. Step 4: Simplify right side
    140,781.33x = 8,359,172,417.30
  5. Step 5: Solve for x
    x = 8,359,172,417.30/140,781.33
  6. Step 6: Final answer
    x = 59,377.00

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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.