Home / 90,429.03-124,793.55-50,144.49

Finding the Fourth Proportional to 90,429.03, 124,793.55 and 50,144.49

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Solution

The fourth proportional to 90,429.03, 124,793.55 and 50,144.49 is: 69,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,429.03 : 124,793.55 = 50,144.49 : x
  2. Step 2: Convert to fraction form
    90,429.03/124,793.55 = 50,144.49/x
  3. Step 3: Cross multiply
    90,429.03x = 124,793.55 × 50,144.49
  4. Step 4: Simplify right side
    90,429.03x = 6,257,708,920.04
  5. Step 5: Solve for x
    x = 6,257,708,920.04/90,429.03
  6. Step 6: Final answer
    x = 69,200.22

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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.