Home / 68,960.20-103,440.30-24,588.40

Finding the Fourth Proportional to 68,960.20, 103,440.30 and 24,588.40

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Solution

The fourth proportional to 68,960.20, 103,440.30 and 24,588.40 is: 36,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,960.20 : 103,440.30 = 24,588.40 : x
  2. Step 2: Convert to fraction form
    68,960.20/103,440.30 = 24,588.40/x
  3. Step 3: Cross multiply
    68,960.20x = 103,440.30 × 24,588.40
  4. Step 4: Simplify right side
    68,960.20x = 2,543,431,472.52
  5. Step 5: Solve for x
    x = 2,543,431,472.52/68,960.20
  6. Step 6: Final answer
    x = 36,882.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.