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Finding the Fourth Proportional to 114,555.46, 158,087.43 and 63,568.39

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Solution

The fourth proportional to 114,555.46, 158,087.43 and 63,568.39 is: 87,724.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,555.46 : 158,087.43 = 63,568.39 : x
  2. Step 2: Convert to fraction form
    114,555.46/158,087.43 = 63,568.39/x
  3. Step 3: Cross multiply
    114,555.46x = 158,087.43 × 63,568.39
  4. Step 4: Simplify right side
    114,555.46x = 10,049,363,404.34
  5. Step 5: Solve for x
    x = 10,049,363,404.34/114,555.46
  6. Step 6: Final answer
    x = 87,724.87

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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.