Home / 50,220.80-69,306.88-30,073.86

Finding the Fourth Proportional to 50,220.80, 69,306.88 and 30,073.86

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Solution

The fourth proportional to 50,220.80, 69,306.88 and 30,073.86 is: 41,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,220.80 : 69,306.88 = 30,073.86 : x
  2. Step 2: Convert to fraction form
    50,220.80/69,306.88 = 30,073.86/x
  3. Step 3: Cross multiply
    50,220.80x = 69,306.88 × 30,073.86
  4. Step 4: Simplify right side
    50,220.80x = 2,084,325,406.16
  5. Step 5: Solve for x
    x = 2,084,325,406.16/50,220.80
  6. Step 6: Final answer
    x = 41,503.23

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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.