Home / 90,765.82-136,155.24-24,205.60

Finding the Fourth Proportional to 90,765.82, 136,155.24 and 24,205.60

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Solution

The fourth proportional to 90,765.82, 136,155.24 and 24,205.60 is: 36,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,765.82 : 136,155.24 = 24,205.60 : x
  2. Step 2: Convert to fraction form
    90,765.82/136,155.24 = 24,205.60/x
  3. Step 3: Cross multiply
    90,765.82x = 136,155.24 × 24,205.60
  4. Step 4: Simplify right side
    90,765.82x = 3,295,719,277.34
  5. Step 5: Solve for x
    x = 3,295,719,277.34/90,765.82
  6. Step 6: Final answer
    x = 36,310.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.