Home / 40,280.73-60,427.24-20,548.52

Finding the Fourth Proportional to 40,280.73, 60,427.24 and 20,548.52

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Solution

The fourth proportional to 40,280.73, 60,427.24 and 20,548.52 is: 30,825.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.73 : 60,427.24 = 20,548.52 : x
  2. Step 2: Convert to fraction form
    40,280.73/60,427.24 = 20,548.52/x
  3. Step 3: Cross multiply
    40,280.73x = 60,427.24 × 20,548.52
  4. Step 4: Simplify right side
    40,280.73x = 1,241,690,449.38
  5. Step 5: Solve for x
    x = 1,241,690,449.38/40,280.73
  6. Step 6: Final answer
    x = 30,825.92

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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.