Home / 56,918.89-85,371.01-17,472.70

Finding the Fourth Proportional to 56,918.89, 85,371.01 and 17,472.70

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Solution

The fourth proportional to 56,918.89, 85,371.01 and 17,472.70 is: 26,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,918.89 : 85,371.01 = 17,472.70 : x
  2. Step 2: Convert to fraction form
    56,918.89/85,371.01 = 17,472.70/x
  3. Step 3: Cross multiply
    56,918.89x = 85,371.01 × 17,472.70
  4. Step 4: Simplify right side
    56,918.89x = 1,491,662,046.43
  5. Step 5: Solve for x
    x = 1,491,662,046.43/56,918.89
  6. Step 6: Final answer
    x = 26,206.80

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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.