Home / 43,227.16-59,664.78-28,161.16

Finding the Fourth Proportional to 43,227.16, 59,664.78 and 28,161.16

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Solution

The fourth proportional to 43,227.16, 59,664.78 and 28,161.16 is: 38,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,227.16 : 59,664.78 = 28,161.16 : x
  2. Step 2: Convert to fraction form
    43,227.16/59,664.78 = 28,161.16/x
  3. Step 3: Cross multiply
    43,227.16x = 59,664.78 × 28,161.16
  4. Step 4: Simplify right side
    43,227.16x = 1,680,229,415.94
  5. Step 5: Solve for x
    x = 1,680,229,415.94/43,227.16
  6. Step 6: Final answer
    x = 38,869.76

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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.