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Finding the Fourth Proportional to 191,967.30, 264,923.07 and 107,084.37

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Solution

The fourth proportional to 191,967.30, 264,923.07 and 107,084.37 is: 147,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,967.30 : 264,923.07 = 107,084.37 : x
  2. Step 2: Convert to fraction form
    191,967.30/264,923.07 = 107,084.37/x
  3. Step 3: Cross multiply
    191,967.30x = 264,923.07 × 107,084.37
  4. Step 4: Simplify right side
    191,967.30x = 28,369,120,049.42
  5. Step 5: Solve for x
    x = 28,369,120,049.42/191,967.30
  6. Step 6: Final answer
    x = 147,781.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.