Home / 48,765.12-73,150.20-15,487.80

Finding the Fourth Proportional to 48,765.12, 73,150.20 and 15,487.80

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Solution

The fourth proportional to 48,765.12, 73,150.20 and 15,487.80 is: 23,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,765.12 : 73,150.20 = 15,487.80 : x
  2. Step 2: Convert to fraction form
    48,765.12/73,150.20 = 15,487.80/x
  3. Step 3: Cross multiply
    48,765.12x = 73,150.20 × 15,487.80
  4. Step 4: Simplify right side
    48,765.12x = 1,132,935,667.56
  5. Step 5: Solve for x
    x = 1,132,935,667.56/48,765.12
  6. Step 6: Final answer
    x = 23,232.50

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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.