Home / 40,023.08-55,248.36-27,105.20

Finding the Fourth Proportional to 40,023.08, 55,248.36 and 27,105.20

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Solution

The fourth proportional to 40,023.08, 55,248.36 and 27,105.20 is: 37,416.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,023.08 : 55,248.36 = 27,105.20 : x
  2. Step 2: Convert to fraction form
    40,023.08/55,248.36 = 27,105.20/x
  3. Step 3: Cross multiply
    40,023.08x = 55,248.36 × 27,105.20
  4. Step 4: Simplify right side
    40,023.08x = 1,497,517,847.47
  5. Step 5: Solve for x
    x = 1,497,517,847.47/40,023.08
  6. Step 6: Final answer
    x = 37,416.36

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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.