Home / 40,158.77-55,415.99-22,253.37

Finding the Fourth Proportional to 40,158.77, 55,415.99 and 22,253.37

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Solution

The fourth proportional to 40,158.77, 55,415.99 and 22,253.37 is: 30,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,158.77 : 55,415.99 = 22,253.37 : x
  2. Step 2: Convert to fraction form
    40,158.77/55,415.99 = 22,253.37/x
  3. Step 3: Cross multiply
    40,158.77x = 55,415.99 × 22,253.37
  4. Step 4: Simplify right side
    40,158.77x = 1,233,192,418.12
  5. Step 5: Solve for x
    x = 1,233,192,418.12/40,158.77
  6. Step 6: Final answer
    x = 30,707.93

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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.