Home / 57,773.79-86,659.99-18,331.25

Finding the Fourth Proportional to 57,773.79, 86,659.99 and 18,331.25

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Solution

The fourth proportional to 57,773.79, 86,659.99 and 18,331.25 is: 27,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773.79 : 86,659.99 = 18,331.25 : x
  2. Step 2: Convert to fraction form
    57,773.79/86,659.99 = 18,331.25/x
  3. Step 3: Cross multiply
    57,773.79x = 86,659.99 × 18,331.25
  4. Step 4: Simplify right side
    57,773.79x = 1,588,585,462.56
  5. Step 5: Solve for x
    x = 1,588,585,462.56/57,773.79
  6. Step 6: Final answer
    x = 27,496.65

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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.