Home / 82,170.62-113,395.22-44,444.78

Finding the Fourth Proportional to 82,170.62, 113,395.22 and 44,444.78

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Solution

The fourth proportional to 82,170.62, 113,395.22 and 44,444.78 is: 61,333.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,170.62 : 113,395.22 = 44,444.78 : x
  2. Step 2: Convert to fraction form
    82,170.62/113,395.22 = 44,444.78/x
  3. Step 3: Cross multiply
    82,170.62x = 113,395.22 × 44,444.78
  4. Step 4: Simplify right side
    82,170.62x = 5,039,825,605.95
  5. Step 5: Solve for x
    x = 5,039,825,605.95/82,170.62
  6. Step 6: Final answer
    x = 61,333.67

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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.