Home / 57,608.28-86,412.42-18,169.38

Finding the Fourth Proportional to 57,608.28, 86,412.42 and 18,169.38

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Solution

The fourth proportional to 57,608.28, 86,412.42 and 18,169.38 is: 27,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,608.28 : 86,412.42 = 18,169.38 : x
  2. Step 2: Convert to fraction form
    57,608.28/86,412.42 = 18,169.38/x
  3. Step 3: Cross multiply
    57,608.28x = 86,412.42 × 18,169.38
  4. Step 4: Simplify right side
    57,608.28x = 1,570,060,095.70
  5. Step 5: Solve for x
    x = 1,570,060,095.70/57,608.28
  6. Step 6: Final answer
    x = 27,254.07

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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.