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Finding the Fourth Proportional to 181,775.39, 250,785.11 and 105,252.71

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Solution

The fourth proportional to 181,775.39, 250,785.11 and 105,252.71 is: 145,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,775.39 : 250,785.11 = 105,252.71 : x
  2. Step 2: Convert to fraction form
    181,775.39/250,785.11 = 105,252.71/x
  3. Step 3: Cross multiply
    181,775.39x = 250,785.11 × 105,252.71
  4. Step 4: Simplify right side
    181,775.39x = 26,395,810,674.96
  5. Step 5: Solve for x
    x = 26,395,810,674.96/181,775.39
  6. Step 6: Final answer
    x = 145,211.14

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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.