Home / 63,727.63-87,908.25-38,227.21

Finding the Fourth Proportional to 63,727.63, 87,908.25 and 38,227.21

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Solution

The fourth proportional to 63,727.63, 87,908.25 and 38,227.21 is: 52,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,727.63 : 87,908.25 = 38,227.21 : x
  2. Step 2: Convert to fraction form
    63,727.63/87,908.25 = 38,227.21/x
  3. Step 3: Cross multiply
    63,727.63x = 87,908.25 × 38,227.21
  4. Step 4: Simplify right side
    63,727.63x = 3,360,487,133.48
  5. Step 5: Solve for x
    x = 3,360,487,133.48/63,727.63
  6. Step 6: Final answer
    x = 52,732.03

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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.