Home / 25,104.02-34,679.60-20,061.64

Finding the Fourth Proportional to 25,104.02, 34,679.60 and 20,061.64

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Solution

The fourth proportional to 25,104.02, 34,679.60 and 20,061.64 is: 27,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.02 : 34,679.60 = 20,061.64 : x
  2. Step 2: Convert to fraction form
    25,104.02/34,679.60 = 20,061.64/x
  3. Step 3: Cross multiply
    25,104.02x = 34,679.60 × 20,061.64
  4. Step 4: Simplify right side
    25,104.02x = 695,729,650.54
  5. Step 5: Solve for x
    x = 695,729,650.54/25,104.02
  6. Step 6: Final answer
    x = 27,713.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.