Home / 82,019.50-113,186.92-44,293.75

Finding the Fourth Proportional to 82,019.50, 113,186.92 and 44,293.75

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Solution

The fourth proportional to 82,019.50, 113,186.92 and 44,293.75 is: 61,125.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,019.50 : 113,186.92 = 44,293.75 : x
  2. Step 2: Convert to fraction form
    82,019.50/113,186.92 = 44,293.75/x
  3. Step 3: Cross multiply
    82,019.50x = 113,186.92 × 44,293.75
  4. Step 4: Simplify right side
    82,019.50x = 5,013,473,560.66
  5. Step 5: Solve for x
    x = 5,013,473,560.66/82,019.50
  6. Step 6: Final answer
    x = 61,125.38

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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.