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Finding the Fourth Proportional to 181,770.08, 250,836.14 and 101,195.53

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Solution

The fourth proportional to 181,770.08, 250,836.14 and 101,195.53 is: 139,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,770.08 : 250,836.14 = 101,195.53 : x
  2. Step 2: Convert to fraction form
    181,770.08/250,836.14 = 101,195.53/x
  3. Step 3: Cross multiply
    181,770.08x = 250,836.14 × 101,195.53
  4. Step 4: Simplify right side
    181,770.08x = 25,383,495,756.35
  5. Step 5: Solve for x
    x = 25,383,495,756.35/181,770.08
  6. Step 6: Final answer
    x = 139,646.18

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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.