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Finding the Fourth Proportional to 169,456.32, 233,869.68 and 94,009.68

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Solution

The fourth proportional to 169,456.32, 233,869.68 and 94,009.68 is: 129,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,456.32 : 233,869.68 = 94,009.68 : x
  2. Step 2: Convert to fraction form
    169,456.32/233,869.68 = 94,009.68/x
  3. Step 3: Cross multiply
    169,456.32x = 233,869.68 × 94,009.68
  4. Step 4: Simplify right side
    169,456.32x = 21,986,013,778.50
  5. Step 5: Solve for x
    x = 21,986,013,778.50/169,456.32
  6. Step 6: Final answer
    x = 129,744.43

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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.