Home / 40,083.24-55,315.74-22,179.51

Finding the Fourth Proportional to 40,083.24, 55,315.74 and 22,179.51

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Solution

The fourth proportional to 40,083.24, 55,315.74 and 22,179.51 is: 30,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,083.24 : 55,315.74 = 22,179.51 : x
  2. Step 2: Convert to fraction form
    40,083.24/55,315.74 = 22,179.51/x
  3. Step 3: Cross multiply
    40,083.24x = 55,315.74 × 22,179.51
  4. Step 4: Simplify right side
    40,083.24x = 1,226,876,008.49
  5. Step 5: Solve for x
    x = 1,226,876,008.49/40,083.24
  6. Step 6: Final answer
    x = 30,608.20

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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.