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Finding the Fourth Proportional to 181,201.46, 250,066.37 and 100,629.34

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Solution

The fourth proportional to 181,201.46, 250,066.37 and 100,629.34 is: 138,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,201.46 : 250,066.37 = 100,629.34 : x
  2. Step 2: Convert to fraction form
    181,201.46/250,066.37 = 100,629.34/x
  3. Step 3: Cross multiply
    181,201.46x = 250,066.37 × 100,629.34
  4. Step 4: Simplify right side
    181,201.46x = 25,164,013,395.70
  5. Step 5: Solve for x
    x = 25,164,013,395.70/181,201.46
  6. Step 6: Final answer
    x = 138,873.13

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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.