Home / 38,122.93-57,204.01-18,155.07

Finding the Fourth Proportional to 38,122.93, 57,204.01 and 18,155.07

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Solution

The fourth proportional to 38,122.93, 57,204.01 and 18,155.07 is: 27,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.93 : 57,204.01 = 18,155.07 : x
  2. Step 2: Convert to fraction form
    38,122.93/57,204.01 = 18,155.07/x
  3. Step 3: Cross multiply
    38,122.93x = 57,204.01 × 18,155.07
  4. Step 4: Simplify right side
    38,122.93x = 1,038,542,805.83
  5. Step 5: Solve for x
    x = 1,038,542,805.83/38,122.93
  6. Step 6: Final answer
    x = 27,241.95

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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.