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Finding the Fourth Proportional to 89,156.34, 123,023.97 and 53,339.22

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Solution

The fourth proportional to 89,156.34, 123,023.97 and 53,339.22 is: 73,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,156.34 : 123,023.97 = 53,339.22 : x
  2. Step 2: Convert to fraction form
    89,156.34/123,023.97 = 53,339.22/x
  3. Step 3: Cross multiply
    89,156.34x = 123,023.97 × 53,339.22
  4. Step 4: Simplify right side
    89,156.34x = 6,562,002,601.10
  5. Step 5: Solve for x
    x = 6,562,002,601.10/89,156.34
  6. Step 6: Final answer
    x = 73,601.08

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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.