Home / 68,327.61-94,351.46-42,878.11

Finding the Fourth Proportional to 68,327.61, 94,351.46 and 42,878.11

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Solution

The fourth proportional to 68,327.61, 94,351.46 and 42,878.11 is: 59,209.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,327.61 : 94,351.46 = 42,878.11 : x
  2. Step 2: Convert to fraction form
    68,327.61/94,351.46 = 42,878.11/x
  3. Step 3: Cross multiply
    68,327.61x = 94,351.46 × 42,878.11
  4. Step 4: Simplify right side
    68,327.61x = 4,045,612,280.54
  5. Step 5: Solve for x
    x = 4,045,612,280.54/68,327.61
  6. Step 6: Final answer
    x = 59,209.04

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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.