Home / 57,615.55-86,426.06-27,998.10

Finding the Fourth Proportional to 57,615.55, 86,426.06 and 27,998.10

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Solution

The fourth proportional to 57,615.55, 86,426.06 and 27,998.10 is: 41,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,615.55 : 86,426.06 = 27,998.10 : x
  2. Step 2: Convert to fraction form
    57,615.55/86,426.06 = 27,998.10/x
  3. Step 3: Cross multiply
    57,615.55x = 86,426.06 × 27,998.10
  4. Step 4: Simplify right side
    57,615.55x = 2,419,765,330.50
  5. Step 5: Solve for x
    x = 2,419,765,330.50/57,615.55
  6. Step 6: Final answer
    x = 41,998.48

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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.