Home / 67,119.84-92,622.96-40,246.56

Finding the Fourth Proportional to 67,119.84, 92,622.96 and 40,246.56

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Solution

The fourth proportional to 67,119.84, 92,622.96 and 40,246.56 is: 55,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,119.84 : 92,622.96 = 40,246.56 : x
  2. Step 2: Convert to fraction form
    67,119.84/92,622.96 = 40,246.56/x
  3. Step 3: Cross multiply
    67,119.84x = 92,622.96 × 40,246.56
  4. Step 4: Simplify right side
    67,119.84x = 3,727,755,517.02
  5. Step 5: Solve for x
    x = 3,727,755,517.02/67,119.84
  6. Step 6: Final answer
    x = 55,538.80

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1.5x scale

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.