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Finding the Fourth Proportional to 171,370.86, 236,491.65 and 95,919.36

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Solution

The fourth proportional to 171,370.86, 236,491.65 and 95,919.36 is: 132,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,370.86 : 236,491.65 = 95,919.36 : x
  2. Step 2: Convert to fraction form
    171,370.86/236,491.65 = 95,919.36/x
  3. Step 3: Cross multiply
    171,370.86x = 236,491.65 × 95,919.36
  4. Step 4: Simplify right side
    171,370.86x = 22,684,127,713.34
  5. Step 5: Solve for x
    x = 22,684,127,713.34/171,370.86
  6. Step 6: Final answer
    x = 132,368.64

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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.