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Finding the Fourth Proportional to 169,258.92, 233,569.20 and 97,661.92

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Solution

The fourth proportional to 169,258.92, 233,569.20 and 97,661.92 is: 134,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,258.92 : 233,569.20 = 97,661.92 : x
  2. Step 2: Convert to fraction form
    169,258.92/233,569.20 = 97,661.92/x
  3. Step 3: Cross multiply
    169,258.92x = 233,569.20 × 97,661.92
  4. Step 4: Simplify right side
    169,258.92x = 22,810,816,524.86
  5. Step 5: Solve for x
    x = 22,810,816,524.86/169,258.92
  6. Step 6: Final answer
    x = 134,768.77

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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.