Home / 38,130.75-57,216.07-27,687.04

Finding the Fourth Proportional to 38,130.75, 57,216.07 and 27,687.04

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Solution

The fourth proportional to 38,130.75, 57,216.07 and 27,687.04 is: 41,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,130.75 : 57,216.07 = 27,687.04 : x
  2. Step 2: Convert to fraction form
    38,130.75/57,216.07 = 27,687.04/x
  3. Step 3: Cross multiply
    38,130.75x = 57,216.07 × 27,687.04
  4. Step 4: Simplify right side
    38,130.75x = 1,584,143,671.22
  5. Step 5: Solve for x
    x = 1,584,143,671.22/38,130.75
  6. Step 6: Final answer
    x = 41,545.04

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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.