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Finding the Fourth Proportional to 181,307.32, 250,204.37 and 100,734.92

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Solution

The fourth proportional to 181,307.32, 250,204.37 and 100,734.92 is: 139,014.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,307.32 : 250,204.37 = 100,734.92 : x
  2. Step 2: Convert to fraction form
    181,307.32/250,204.37 = 100,734.92/x
  3. Step 3: Cross multiply
    181,307.32x = 250,204.37 × 100,734.92
  4. Step 4: Simplify right side
    181,307.32x = 25,204,317,195.60
  5. Step 5: Solve for x
    x = 25,204,317,195.60/181,307.32
  6. Step 6: Final answer
    x = 139,014.34

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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.