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Finding the Fourth Proportional to 173,007.38, 238,750.38 and 101,387.48

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Solution

The fourth proportional to 173,007.38, 238,750.38 and 101,387.48 is: 139,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,007.38 : 238,750.38 = 101,387.48 : x
  2. Step 2: Convert to fraction form
    173,007.38/238,750.38 = 101,387.48/x
  3. Step 3: Cross multiply
    173,007.38x = 238,750.38 × 101,387.48
  4. Step 4: Simplify right side
    173,007.38x = 24,206,298,183.49
  5. Step 5: Solve for x
    x = 24,206,298,183.49/173,007.38
  6. Step 6: Final answer
    x = 139,914.83

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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.