Home / 52,023.47-71,787.87-30,517.56

Finding the Fourth Proportional to 52,023.47, 71,787.87 and 30,517.56

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Solution

The fourth proportional to 52,023.47, 71,787.87 and 30,517.56 is: 42,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,023.47 : 71,787.87 = 30,517.56 : x
  2. Step 2: Convert to fraction form
    52,023.47/71,787.87 = 30,517.56/x
  3. Step 3: Cross multiply
    52,023.47x = 71,787.87 × 30,517.56
  4. Step 4: Simplify right side
    52,023.47x = 2,190,790,630.00
  5. Step 5: Solve for x
    x = 2,190,790,630.00/52,023.47
  6. Step 6: Final answer
    x = 42,111.59

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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.