Home / 54,201.12-81,301.68-23,014.56

Finding the Fourth Proportional to 54,201.12, 81,301.68 and 23,014.56

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Solution

The fourth proportional to 54,201.12, 81,301.68 and 23,014.56 is: 34,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,201.12 : 81,301.68 = 23,014.56 : x
  2. Step 2: Convert to fraction form
    54,201.12/81,301.68 = 23,014.56/x
  3. Step 3: Cross multiply
    54,201.12x = 81,301.68 × 23,014.56
  4. Step 4: Simplify right side
    54,201.12x = 1,871,122,392.46
  5. Step 5: Solve for x
    x = 1,871,122,392.46/54,201.12
  6. Step 6: Final answer
    x = 34,521.84

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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.