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Finding the Fourth Proportional to 181,614.80, 250,629.96 and 101,051.60

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Solution

The fourth proportional to 181,614.80, 250,629.96 and 101,051.60 is: 139,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,614.80 : 250,629.96 = 101,051.60 : x
  2. Step 2: Convert to fraction form
    181,614.80/250,629.96 = 101,051.60/x
  3. Step 3: Cross multiply
    181,614.80x = 250,629.96 × 101,051.60
  4. Step 4: Simplify right side
    181,614.80x = 25,326,558,465.94
  5. Step 5: Solve for x
    x = 25,326,558,465.94/181,614.80
  6. Step 6: Final answer
    x = 139,452.06

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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.