Home / 90,484.79-124,863.37-50,197.73

Finding the Fourth Proportional to 90,484.79, 124,863.37 and 50,197.73

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Solution

The fourth proportional to 90,484.79, 124,863.37 and 50,197.73 is: 69,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,484.79 : 124,863.37 = 50,197.73 : x
  2. Step 2: Convert to fraction form
    90,484.79/124,863.37 = 50,197.73/x
  3. Step 3: Cross multiply
    90,484.79x = 124,863.37 × 50,197.73
  4. Step 4: Simplify right side
    90,484.79x = 6,267,856,984.34
  5. Step 5: Solve for x
    x = 6,267,856,984.34/90,484.79
  6. Step 6: Final answer
    x = 69,269.73

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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.