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Finding the Fourth Proportional to 95,271.40, 142,863.90 and 36,087.40

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Solution

The fourth proportional to 95,271.40, 142,863.90 and 36,087.40 is: 54,114.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,271.40 : 142,863.90 = 36,087.40 : x
  2. Step 2: Convert to fraction form
    95,271.40/142,863.90 = 36,087.40/x
  3. Step 3: Cross multiply
    95,271.40x = 142,863.90 × 36,087.40
  4. Step 4: Simplify right side
    95,271.40x = 5,155,586,704.86
  5. Step 5: Solve for x
    x = 5,155,586,704.86/95,271.40
  6. Step 6: Final answer
    x = 54,114.74

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Why These Related Problems?

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