Home / 48,675.28-73,021.92-15,403.72

Finding the Fourth Proportional to 48,675.28, 73,021.92 and 15,403.72

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Solution

The fourth proportional to 48,675.28, 73,021.92 and 15,403.72 is: 23,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,675.28 : 73,021.92 = 15,403.72 : x
  2. Step 2: Convert to fraction form
    48,675.28/73,021.92 = 15,403.72/x
  3. Step 3: Cross multiply
    48,675.28x = 73,021.92 × 15,403.72
  4. Step 4: Simplify right side
    48,675.28x = 1,124,809,209.54
  5. Step 5: Solve for x
    x = 1,124,809,209.54/48,675.28
  6. Step 6: Final answer
    x = 23,108.43

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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.