Home / 82,051.52-113,231.12-44,325.76

Finding the Fourth Proportional to 82,051.52, 113,231.12 and 44,325.76

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Solution

The fourth proportional to 82,051.52, 113,231.12 and 44,325.76 is: 61,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,051.52 : 113,231.12 = 44,325.76 : x
  2. Step 2: Convert to fraction form
    82,051.52/113,231.12 = 44,325.76/x
  3. Step 3: Cross multiply
    82,051.52x = 113,231.12 × 44,325.76
  4. Step 4: Simplify right side
    82,051.52x = 5,019,055,449.65
  5. Step 5: Solve for x
    x = 5,019,055,449.65/82,051.52
  6. Step 6: Final answer
    x = 61,169.56

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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.