Home / 68,882.57-95,068.33-42,040.65

Finding the Fourth Proportional to 68,882.57, 95,068.33 and 42,040.65

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Solution

The fourth proportional to 68,882.57, 95,068.33 and 42,040.65 is: 58,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,882.57 : 95,068.33 = 42,040.65 : x
  2. Step 2: Convert to fraction form
    68,882.57/95,068.33 = 42,040.65/x
  3. Step 3: Cross multiply
    68,882.57x = 95,068.33 × 42,040.65
  4. Step 4: Simplify right side
    68,882.57x = 3,996,734,875.50
  5. Step 5: Solve for x
    x = 3,996,734,875.50/68,882.57
  6. Step 6: Final answer
    x = 58,022.44

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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.