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Finding the Fourth Proportional to 172,684.45, 238,304.32 and 97,233.49

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Solution

The fourth proportional to 172,684.45, 238,304.32 and 97,233.49 is: 134,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,684.45 : 238,304.32 = 97,233.49 : x
  2. Step 2: Convert to fraction form
    172,684.45/238,304.32 = 97,233.49/x
  3. Step 3: Cross multiply
    172,684.45x = 238,304.32 × 97,233.49
  4. Step 4: Simplify right side
    172,684.45x = 23,171,160,715.68
  5. Step 5: Solve for x
    x = 23,171,160,715.68/172,684.45
  6. Step 6: Final answer
    x = 134,182.09

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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.