Home / 82,520.96-113,441.03-70,993.76

Finding the Fourth Proportional to 82,520.96, 113,441.03 and 70,993.76

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Solution

The fourth proportional to 82,520.96, 113,441.03 and 70,993.76 is: 97,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,520.96 : 113,441.03 = 70,993.76 : x
  2. Step 2: Convert to fraction form
    82,520.96/113,441.03 = 70,993.76/x
  3. Step 3: Cross multiply
    82,520.96x = 113,441.03 × 70,993.76
  4. Step 4: Simplify right side
    82,520.96x = 8,053,605,257.97
  5. Step 5: Solve for x
    x = 8,053,605,257.97/82,520.96
  6. Step 6: Final answer
    x = 97,594.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.