Home / 55,575.32-83,370.30-18,122.24

Finding the Fourth Proportional to 55,575.32, 83,370.30 and 18,122.24

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Solution

The fourth proportional to 55,575.32, 83,370.30 and 18,122.24 is: 27,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,575.32 : 83,370.30 = 18,122.24 : x
  2. Step 2: Convert to fraction form
    55,575.32/83,370.30 = 18,122.24/x
  3. Step 3: Cross multiply
    55,575.32x = 83,370.30 × 18,122.24
  4. Step 4: Simplify right side
    55,575.32x = 1,510,856,585.47
  5. Step 5: Solve for x
    x = 1,510,856,585.47/55,575.32
  6. Step 6: Final answer
    x = 27,185.75

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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.