Home / 61,929.33-85,497.89-40,770.11

Finding the Fourth Proportional to 61,929.33, 85,497.89 and 40,770.11

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Solution

The fourth proportional to 61,929.33, 85,497.89 and 40,770.11 is: 56,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,929.33 : 85,497.89 = 40,770.11 : x
  2. Step 2: Convert to fraction form
    61,929.33/85,497.89 = 40,770.11/x
  3. Step 3: Cross multiply
    61,929.33x = 85,497.89 × 40,770.11
  4. Step 4: Simplify right side
    61,929.33x = 3,485,757,748.73
  5. Step 5: Solve for x
    x = 3,485,757,748.73/61,929.33
  6. Step 6: Final answer
    x = 56,286.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.