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Finding the Fourth Proportional to 173,890.44, 239,854.50 and 136,099.08

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Solution

The fourth proportional to 173,890.44, 239,854.50 and 136,099.08 is: 187,727.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,890.44 : 239,854.50 = 136,099.08 : x
  2. Step 2: Convert to fraction form
    173,890.44/239,854.50 = 136,099.08/x
  3. Step 3: Cross multiply
    173,890.44x = 239,854.50 × 136,099.08
  4. Step 4: Simplify right side
    173,890.44x = 32,643,976,783.86
  5. Step 5: Solve for x
    x = 32,643,976,783.86/173,890.44
  6. Step 6: Final answer
    x = 187,727.27

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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.