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Finding the Fourth Proportional to 228,265.40, 342,471.14 and 95,159.72

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Solution

The fourth proportional to 228,265.40, 342,471.14 and 95,159.72 is: 142,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,265.40 : 342,471.14 = 95,159.72 : x
  2. Step 2: Convert to fraction form
    228,265.40/342,471.14 = 95,159.72/x
  3. Step 3: Cross multiply
    228,265.40x = 342,471.14 × 95,159.72
  4. Step 4: Simplify right side
    228,265.40x = 32,589,457,790.48
  5. Step 5: Solve for x
    x = 32,589,457,790.48/228,265.40
  6. Step 6: Final answer
    x = 142,770.03

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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.