Home / 49,660.10-74,490.15-16,385.30

Finding the Fourth Proportional to 49,660.10, 74,490.15 and 16,385.30

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Solution

The fourth proportional to 49,660.10, 74,490.15 and 16,385.30 is: 24,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,660.10 : 74,490.15 = 16,385.30 : x
  2. Step 2: Convert to fraction form
    49,660.10/74,490.15 = 16,385.30/x
  3. Step 3: Cross multiply
    49,660.10x = 74,490.15 × 16,385.30
  4. Step 4: Simplify right side
    49,660.10x = 1,220,543,454.80
  5. Step 5: Solve for x
    x = 1,220,543,454.80/49,660.10
  6. Step 6: Final answer
    x = 24,577.95

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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.