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Finding the Fourth Proportional to 172,950.38, 238,671.46 and 97,498.88

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Solution

The fourth proportional to 172,950.38, 238,671.46 and 97,498.88 is: 134,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,950.38 : 238,671.46 = 97,498.88 : x
  2. Step 2: Convert to fraction form
    172,950.38/238,671.46 = 97,498.88/x
  3. Step 3: Cross multiply
    172,950.38x = 238,671.46 × 97,498.88
  4. Step 4: Simplify right side
    172,950.38x = 23,270,200,037.96
  5. Step 5: Solve for x
    x = 23,270,200,037.96/172,950.38
  6. Step 6: Final answer
    x = 134,548.42

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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.