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Finding the Fourth Proportional to 114,732.44, 158,325.24 and 63,748.40

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Solution

The fourth proportional to 114,732.44, 158,325.24 and 63,748.40 is: 87,969.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,732.44 : 158,325.24 = 63,748.40 : x
  2. Step 2: Convert to fraction form
    114,732.44/158,325.24 = 63,748.40/x
  3. Step 3: Cross multiply
    114,732.44x = 158,325.24 × 63,748.40
  4. Step 4: Simplify right side
    114,732.44x = 10,092,980,729.62
  5. Step 5: Solve for x
    x = 10,092,980,729.62/114,732.44
  6. Step 6: Final answer
    x = 87,969.72

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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.