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Finding the Fourth Proportional to 169,410.47, 233,786.60 and 93,958.97

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Solution

The fourth proportional to 169,410.47, 233,786.60 and 93,958.97 is: 129,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,410.47 : 233,786.60 = 93,958.97 : x
  2. Step 2: Convert to fraction form
    169,410.47/233,786.60 = 93,958.97/x
  3. Step 3: Cross multiply
    169,410.47x = 233,786.60 × 93,958.97
  4. Step 4: Simplify right side
    169,410.47x = 21,966,346,497.07
  5. Step 5: Solve for x
    x = 21,966,346,497.07/169,410.47
  6. Step 6: Final answer
    x = 129,663.46

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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.