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Finding the Fourth Proportional to 169,109.94, 233,371.26 and 97,489.56

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Solution

The fourth proportional to 169,109.94, 233,371.26 and 97,489.56 is: 134,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,109.94 : 233,371.26 = 97,489.56 : x
  2. Step 2: Convert to fraction form
    169,109.94/233,371.26 = 97,489.56/x
  3. Step 3: Cross multiply
    169,109.94x = 233,371.26 × 97,489.56
  4. Step 4: Simplify right side
    169,109.94x = 22,751,261,454.05
  5. Step 5: Solve for x
    x = 22,751,261,454.05/169,109.94
  6. Step 6: Final answer
    x = 134,535.33

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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.