Home / 82,786.13-124,200.15-23,622

Finding the Fourth Proportional to 82,786.13, 124,200.15 and 23,622

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Solution

The fourth proportional to 82,786.13, 124,200.15 and 23,622 is: 35,438.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,786.13 : 124,200.15 = 23,622 : x
  2. Step 2: Convert to fraction form
    82,786.13/124,200.15 = 23,622/x
  3. Step 3: Cross multiply
    82,786.13x = 124,200.15 × 23,622
  4. Step 4: Simplify right side
    82,786.13x = 2,933,855,825.19
  5. Step 5: Solve for x
    x = 2,933,855,825.19/82,786.13
  6. Step 6: Final answer
    x = 35,438.98

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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.