Home / 49,480.20-74,220.30-44,960.40

Finding the Fourth Proportional to 49,480.20, 74,220.30 and 44,960.40

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Solution

The fourth proportional to 49,480.20, 74,220.30 and 44,960.40 is: 67,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480.20 : 74,220.30 = 44,960.40 : x
  2. Step 2: Convert to fraction form
    49,480.20/74,220.30 = 44,960.40/x
  3. Step 3: Cross multiply
    49,480.20x = 74,220.30 × 44,960.40
  4. Step 4: Simplify right side
    49,480.20x = 3,336,974,376.12
  5. Step 5: Solve for x
    x = 3,336,974,376.12/49,480.20
  6. Step 6: Final answer
    x = 67,440.60

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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.