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Finding the Fourth Proportional to 181,814.82, 250,904.73 and 101,257.86

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Solution

The fourth proportional to 181,814.82, 250,904.73 and 101,257.86 is: 139,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,814.82 : 250,904.73 = 101,257.86 : x
  2. Step 2: Convert to fraction form
    181,814.82/250,904.73 = 101,257.86/x
  3. Step 3: Cross multiply
    181,814.82x = 250,904.73 × 101,257.86
  4. Step 4: Simplify right side
    181,814.82x = 25,406,076,023.68
  5. Step 5: Solve for x
    x = 25,406,076,023.68/181,814.82
  6. Step 6: Final answer
    x = 139,736.00

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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.