Home / 55,383.24-76,426.02-30,227.88

Finding the Fourth Proportional to 55,383.24, 76,426.02 and 30,227.88

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Solution

The fourth proportional to 55,383.24, 76,426.02 and 30,227.88 is: 41,712.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,383.24 : 76,426.02 = 30,227.88 : x
  2. Step 2: Convert to fraction form
    55,383.24/76,426.02 = 30,227.88/x
  3. Step 3: Cross multiply
    55,383.24x = 76,426.02 × 30,227.88
  4. Step 4: Simplify right side
    55,383.24x = 2,310,196,561.44
  5. Step 5: Solve for x
    x = 2,310,196,561.44/55,383.24
  6. Step 6: Final answer
    x = 41,712.92

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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.