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Finding the Fourth Proportional to 63,673.75, 87,871.47 and 34,994.24

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Solution

The fourth proportional to 63,673.75, 87,871.47 and 34,994.24 is: 48,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,673.75 : 87,871.47 = 34,994.24 : x
  2. Step 2: Convert to fraction form
    63,673.75/87,871.47 = 34,994.24/x
  3. Step 3: Cross multiply
    63,673.75x = 87,871.47 × 34,994.24
  4. Step 4: Simplify right side
    63,673.75x = 3,074,995,117.39
  5. Step 5: Solve for x
    x = 3,074,995,117.39/63,673.75
  6. Step 6: Final answer
    x = 48,292.98

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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.