Home / 54,731.92-75,530.08-29,581.44

Finding the Fourth Proportional to 54,731.92, 75,530.08 and 29,581.44

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Solution

The fourth proportional to 54,731.92, 75,530.08 and 29,581.44 is: 40,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,731.92 : 75,530.08 = 29,581.44 : x
  2. Step 2: Convert to fraction form
    54,731.92/75,530.08 = 29,581.44/x
  3. Step 3: Cross multiply
    54,731.92x = 75,530.08 × 29,581.44
  4. Step 4: Simplify right side
    54,731.92x = 2,234,288,529.72
  5. Step 5: Solve for x
    x = 2,234,288,529.72/54,731.92
  6. Step 6: Final answer
    x = 40,822.40

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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.