Home / 90,451.83-124,827.69-50,163.19

Finding the Fourth Proportional to 90,451.83, 124,827.69 and 50,163.19

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Solution

The fourth proportional to 90,451.83, 124,827.69 and 50,163.19 is: 69,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,451.83 : 124,827.69 = 50,163.19 : x
  2. Step 2: Convert to fraction form
    90,451.83/124,827.69 = 50,163.19/x
  3. Step 3: Cross multiply
    90,451.83x = 124,827.69 × 50,163.19
  4. Step 4: Simplify right side
    90,451.83x = 6,261,755,130.73
  5. Step 5: Solve for x
    x = 6,261,755,130.73/90,451.83
  6. Step 6: Final answer
    x = 69,227.51

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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.