Home / 56,726.48-85,102.41-17,286.68

Finding the Fourth Proportional to 56,726.48, 85,102.41 and 17,286.68

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Solution

The fourth proportional to 56,726.48, 85,102.41 and 17,286.68 is: 25,933.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,726.48 : 85,102.41 = 17,286.68 : x
  2. Step 2: Convert to fraction form
    56,726.48/85,102.41 = 17,286.68/x
  3. Step 3: Cross multiply
    56,726.48x = 85,102.41 × 17,286.68
  4. Step 4: Simplify right side
    56,726.48x = 1,471,138,128.90
  5. Step 5: Solve for x
    x = 1,471,138,128.90/56,726.48
  6. Step 6: Final answer
    x = 25,933.89

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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.