Home / 90,544.48-124,949.45-50,255.82

Finding the Fourth Proportional to 90,544.48, 124,949.45 and 50,255.82

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Solution

The fourth proportional to 90,544.48, 124,949.45 and 50,255.82 is: 69,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,544.48 : 124,949.45 = 50,255.82 : x
  2. Step 2: Convert to fraction form
    90,544.48/124,949.45 = 50,255.82/x
  3. Step 3: Cross multiply
    90,544.48x = 124,949.45 × 50,255.82
  4. Step 4: Simplify right side
    90,544.48x = 6,279,437,193.94
  5. Step 5: Solve for x
    x = 6,279,437,193.94/90,544.48
  6. Step 6: Final answer
    x = 69,351.96

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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.