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Finding the Fourth Proportional to 169,107, 233,358.30 and 93,649.56

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Solution

The fourth proportional to 169,107, 233,358.30 and 93,649.56 is: 129,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,107 : 233,358.30 = 93,649.56 : x
  2. Step 2: Convert to fraction form
    169,107/233,358.30 = 93,649.56/x
  3. Step 3: Cross multiply
    169,107x = 233,358.30 × 93,649.56
  4. Step 4: Simplify right side
    169,107x = 21,853,902,117.35
  5. Step 5: Solve for x
    x = 21,853,902,117.35/169,107
  6. Step 6: Final answer
    x = 129,231.21

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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.