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Finding the Fourth Proportional to 114,438.10, 171,311.55 and 100,614.10

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Solution

The fourth proportional to 114,438.10, 171,311.55 and 100,614.10 is: 150,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,438.10 : 171,311.55 = 100,614.10 : x
  2. Step 2: Convert to fraction form
    114,438.10/171,311.55 = 100,614.10/x
  3. Step 3: Cross multiply
    114,438.10x = 171,311.55 × 100,614.10
  4. Step 4: Simplify right side
    114,438.10x = 17,236,357,422.86
  5. Step 5: Solve for x
    x = 17,236,357,422.86/114,438.10
  6. Step 6: Final answer
    x = 150,617.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.