Home / 67,378.96-92,954.28-49,442.80

Finding the Fourth Proportional to 67,378.96, 92,954.28 and 49,442.80

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Solution

The fourth proportional to 67,378.96, 92,954.28 and 49,442.80 is: 68,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,378.96 : 92,954.28 = 49,442.80 : x
  2. Step 2: Convert to fraction form
    67,378.96/92,954.28 = 49,442.80/x
  3. Step 3: Cross multiply
    67,378.96x = 92,954.28 × 49,442.80
  4. Step 4: Simplify right side
    67,378.96x = 4,595,919,875.18
  5. Step 5: Solve for x
    x = 4,595,919,875.18/67,378.96
  6. Step 6: Final answer
    x = 68,210.02

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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.