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Finding the Fourth Proportional to 63,409.38, 95,161.95 and 43,370.88

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Solution

The fourth proportional to 63,409.38, 95,161.95 and 43,370.88 is: 65,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,409.38 : 95,161.95 = 43,370.88 : x
  2. Step 2: Convert to fraction form
    63,409.38/95,161.95 = 43,370.88/x
  3. Step 3: Cross multiply
    63,409.38x = 95,161.95 × 43,370.88
  4. Step 4: Simplify right side
    63,409.38x = 4,127,257,514.02
  5. Step 5: Solve for x
    x = 4,127,257,514.02/63,409.38
  6. Step 6: Final answer
    x = 65,089.07

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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.