Home / 40,165.92-55,454.36-25,832.40

Finding the Fourth Proportional to 40,165.92, 55,454.36 and 25,832.40

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Solution

The fourth proportional to 40,165.92, 55,454.36 and 25,832.40 is: 35,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.92 : 55,454.36 = 25,832.40 : x
  2. Step 2: Convert to fraction form
    40,165.92/55,454.36 = 25,832.40/x
  3. Step 3: Cross multiply
    40,165.92x = 55,454.36 × 25,832.40
  4. Step 4: Simplify right side
    40,165.92x = 1,432,519,209.26
  5. Step 5: Solve for x
    x = 1,432,519,209.26/40,165.92
  6. Step 6: Final answer
    x = 35,665.04

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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.