Home / 49,503.15-68,270.04-38,874.33

Finding the Fourth Proportional to 49,503.15, 68,270.04 and 38,874.33

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Solution

The fourth proportional to 49,503.15, 68,270.04 and 38,874.33 is: 53,611.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,503.15 : 68,270.04 = 38,874.33 : x
  2. Step 2: Convert to fraction form
    49,503.15/68,270.04 = 38,874.33/x
  3. Step 3: Cross multiply
    49,503.15x = 68,270.04 × 38,874.33
  4. Step 4: Simplify right side
    49,503.15x = 2,653,952,064.07
  5. Step 5: Solve for x
    x = 2,653,952,064.07/49,503.15
  6. Step 6: Final answer
    x = 53,611.78

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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.