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Finding the Fourth Proportional to 89,222.82, 123,130.93 and 48,938.28

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Solution

The fourth proportional to 89,222.82, 123,130.93 and 48,938.28 is: 67,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,222.82 : 123,130.93 = 48,938.28 : x
  2. Step 2: Convert to fraction form
    89,222.82/123,130.93 = 48,938.28/x
  3. Step 3: Cross multiply
    89,222.82x = 123,130.93 × 48,938.28
  4. Step 4: Simplify right side
    89,222.82x = 6,025,815,435.69
  5. Step 5: Solve for x
    x = 6,025,815,435.69/89,222.82
  6. Step 6: Final answer
    x = 67,536.71

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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.