Home / 57,789.03-86,683.91-17,807.52

Finding the Fourth Proportional to 57,789.03, 86,683.91 and 17,807.52

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Solution

The fourth proportional to 57,789.03, 86,683.91 and 17,807.52 is: 26,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,789.03 : 86,683.91 = 17,807.52 : x
  2. Step 2: Convert to fraction form
    57,789.03/86,683.91 = 17,807.52/x
  3. Step 3: Cross multiply
    57,789.03x = 86,683.91 × 17,807.52
  4. Step 4: Simplify right side
    57,789.03x = 1,543,625,371.97
  5. Step 5: Solve for x
    x = 1,543,625,371.97/57,789.03
  6. Step 6: Final answer
    x = 26,711.39

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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.