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Finding the Fourth Proportional to 188,035.14, 259,486.98 and 101,993.91

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Solution

The fourth proportional to 188,035.14, 259,486.98 and 101,993.91 is: 140,750.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,035.14 : 259,486.98 = 101,993.91 : x
  2. Step 2: Convert to fraction form
    188,035.14/259,486.98 = 101,993.91/x
  3. Step 3: Cross multiply
    188,035.14x = 259,486.98 × 101,993.91
  4. Step 4: Simplify right side
    188,035.14x = 26,466,091,939.28
  5. Step 5: Solve for x
    x = 26,466,091,939.28/188,035.14
  6. Step 6: Final answer
    x = 140,750.77

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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.