Home / 82,555.62-123,772.91-26,363.34

Finding the Fourth Proportional to 82,555.62, 123,772.91 and 26,363.34

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Solution

The fourth proportional to 82,555.62, 123,772.91 and 26,363.34 is: 39,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,555.62 : 123,772.91 = 26,363.34 : x
  2. Step 2: Convert to fraction form
    82,555.62/123,772.91 = 26,363.34/x
  3. Step 3: Cross multiply
    82,555.62x = 123,772.91 × 26,363.34
  4. Step 4: Simplify right side
    82,555.62x = 3,263,067,325.60
  5. Step 5: Solve for x
    x = 3,263,067,325.60/82,555.62
  6. Step 6: Final answer
    x = 39,525.68

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1.5x scale

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.