Home / 90,521.82-124,924.37-50,235.92

Finding the Fourth Proportional to 90,521.82, 124,924.37 and 50,235.92

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Solution

The fourth proportional to 90,521.82, 124,924.37 and 50,235.92 is: 69,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,521.82 : 124,924.37 = 50,235.92 : x
  2. Step 2: Convert to fraction form
    90,521.82/124,924.37 = 50,235.92/x
  3. Step 3: Cross multiply
    90,521.82x = 124,924.37 × 50,235.92
  4. Step 4: Simplify right side
    90,521.82x = 6,275,689,781.57
  5. Step 5: Solve for x
    x = 6,275,689,781.57/90,521.82
  6. Step 6: Final answer
    x = 69,327.92

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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.