Home / 49,885.40-74,612.10-44,658.20

Finding the Fourth Proportional to 49,885.40, 74,612.10 and 44,658.20

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Solution

The fourth proportional to 49,885.40, 74,612.10 and 44,658.20 is: 66,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,885.40 : 74,612.10 = 44,658.20 : x
  2. Step 2: Convert to fraction form
    49,885.40/74,612.10 = 44,658.20/x
  3. Step 3: Cross multiply
    49,885.40x = 74,612.10 × 44,658.20
  4. Step 4: Simplify right side
    49,885.40x = 3,332,042,084.22
  5. Step 5: Solve for x
    x = 3,332,042,084.22/49,885.40
  6. Step 6: Final answer
    x = 66,793.93

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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.