Home / 48,305.44-72,471.15-20,210.66

Finding the Fourth Proportional to 48,305.44, 72,471.15 and 20,210.66

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Solution

The fourth proportional to 48,305.44, 72,471.15 and 20,210.66 is: 30,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,305.44 : 72,471.15 = 20,210.66 : x
  2. Step 2: Convert to fraction form
    48,305.44/72,471.15 = 20,210.66/x
  3. Step 3: Cross multiply
    48,305.44x = 72,471.15 × 20,210.66
  4. Step 4: Simplify right side
    48,305.44x = 1,464,689,410.10
  5. Step 5: Solve for x
    x = 1,464,689,410.10/48,305.44
  6. Step 6: Final answer
    x = 30,321.42

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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.