Home / 90,524.52-124,924.32-50,240.88

Finding the Fourth Proportional to 90,524.52, 124,924.32 and 50,240.88

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Solution

The fourth proportional to 90,524.52, 124,924.32 and 50,240.88 is: 69,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,524.52 : 124,924.32 = 50,240.88 : x
  2. Step 2: Convert to fraction form
    90,524.52/124,924.32 = 50,240.88/x
  3. Step 3: Cross multiply
    90,524.52x = 124,924.32 × 50,240.88
  4. Step 4: Simplify right side
    90,524.52x = 6,276,307,770.20
  5. Step 5: Solve for x
    x = 6,276,307,770.20/90,524.52
  6. Step 6: Final answer
    x = 69,332.68

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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.