Home / 55,694.32-83,549.44-18,246.40

Finding the Fourth Proportional to 55,694.32, 83,549.44 and 18,246.40

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Solution

The fourth proportional to 55,694.32, 83,549.44 and 18,246.40 is: 27,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,694.32 : 83,549.44 = 18,246.40 : x
  2. Step 2: Convert to fraction form
    55,694.32/83,549.44 = 18,246.40/x
  3. Step 3: Cross multiply
    55,694.32x = 83,549.44 × 18,246.40
  4. Step 4: Simplify right side
    55,694.32x = 1,524,476,315.95
  5. Step 5: Solve for x
    x = 1,524,476,315.95/55,694.32
  6. Step 6: Final answer
    x = 27,372.21

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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.