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Finding the Fourth Proportional to 264,423.74, 396,793.20 and 95,957.21

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Solution

The fourth proportional to 264,423.74, 396,793.20 and 95,957.21 is: 143,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,423.74 : 396,793.20 = 95,957.21 : x
  2. Step 2: Convert to fraction form
    264,423.74/396,793.20 = 95,957.21/x
  3. Step 3: Cross multiply
    264,423.74x = 396,793.20 × 95,957.21
  4. Step 4: Simplify right side
    264,423.74x = 38,075,168,418.97
  5. Step 5: Solve for x
    x = 38,075,168,418.97/264,423.74
  6. Step 6: Final answer
    x = 143,993.00

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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.