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Finding the Fourth Proportional to 63,677.84, 87,868.68 and 36,816.08

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Solution

The fourth proportional to 63,677.84, 87,868.68 and 36,816.08 is: 50,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,677.84 : 87,868.68 = 36,816.08 : x
  2. Step 2: Convert to fraction form
    63,677.84/87,868.68 = 36,816.08/x
  3. Step 3: Cross multiply
    63,677.84x = 87,868.68 × 36,816.08
  4. Step 4: Simplify right side
    63,677.84x = 3,234,980,352.37
  5. Step 5: Solve for x
    x = 3,234,980,352.37/63,677.84
  6. Step 6: Final answer
    x = 50,802.29

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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.