Home / 50,193.52-75,289.92-12,753.76

Finding the Fourth Proportional to 50,193.52, 75,289.92 and 12,753.76

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Solution

The fourth proportional to 50,193.52, 75,289.92 and 12,753.76 is: 19,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,193.52 : 75,289.92 = 12,753.76 : x
  2. Step 2: Convert to fraction form
    50,193.52/75,289.92 = 12,753.76/x
  3. Step 3: Cross multiply
    50,193.52x = 75,289.92 × 12,753.76
  4. Step 4: Simplify right side
    50,193.52x = 960,229,570.10
  5. Step 5: Solve for x
    x = 960,229,570.10/50,193.52
  6. Step 6: Final answer
    x = 19,130.55

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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.