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Finding the Fourth Proportional to 171,479.90, 236,649.75 and 96,026.78

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Solution

The fourth proportional to 171,479.90, 236,649.75 and 96,026.78 is: 132,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,479.90 : 236,649.75 = 96,026.78 : x
  2. Step 2: Convert to fraction form
    171,479.90/236,649.75 = 96,026.78/x
  3. Step 3: Cross multiply
    171,479.90x = 236,649.75 × 96,026.78
  4. Step 4: Simplify right side
    171,479.90x = 22,724,713,480.31
  5. Step 5: Solve for x
    x = 22,724,713,480.31/171,479.90
  6. Step 6: Final answer
    x = 132,521.15

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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.