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Finding the Fourth Proportional to 362,174.42, 543,271.90 and 95,934.96

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Solution

The fourth proportional to 362,174.42, 543,271.90 and 95,934.96 is: 143,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,174.42 : 543,271.90 = 95,934.96 : x
  2. Step 2: Convert to fraction form
    362,174.42/543,271.90 = 95,934.96/x
  3. Step 3: Cross multiply
    362,174.42x = 543,271.90 × 95,934.96
  4. Step 4: Simplify right side
    362,174.42x = 52,118,767,995.62
  5. Step 5: Solve for x
    x = 52,118,767,995.62/362,174.42
  6. Step 6: Final answer
    x = 143,905.16

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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.