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Finding the Fourth Proportional to 182,360.72, 251,661.75 and 100,688.70

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Solution

The fourth proportional to 182,360.72, 251,661.75 and 100,688.70 is: 138,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,360.72 : 251,661.75 = 100,688.70 : x
  2. Step 2: Convert to fraction form
    182,360.72/251,661.75 = 100,688.70/x
  3. Step 3: Cross multiply
    182,360.72x = 251,661.75 × 100,688.70
  4. Step 4: Simplify right side
    182,360.72x = 25,339,494,447.23
  5. Step 5: Solve for x
    x = 25,339,494,447.23/182,360.72
  6. Step 6: Final answer
    x = 138,952.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.