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Finding the Fourth Proportional to 171,524.25, 236,703.47 and 104,456.25

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Solution

The fourth proportional to 171,524.25, 236,703.47 and 104,456.25 is: 144,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,524.25 : 236,703.47 = 104,456.25 : x
  2. Step 2: Convert to fraction form
    171,524.25/236,703.47 = 104,456.25/x
  3. Step 3: Cross multiply
    171,524.25x = 236,703.47 × 104,456.25
  4. Step 4: Simplify right side
    171,524.25x = 24,725,156,315.91
  5. Step 5: Solve for x
    x = 24,725,156,315.91/171,524.25
  6. Step 6: Final answer
    x = 144,149.63

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1.5x scale

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.