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Finding the Fourth Proportional to 113,798.72, 156,974.49 and 73,536.14

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Solution

The fourth proportional to 113,798.72, 156,974.49 and 73,536.14 is: 101,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,798.72 : 156,974.49 = 73,536.14 : x
  2. Step 2: Convert to fraction form
    113,798.72/156,974.49 = 73,536.14/x
  3. Step 3: Cross multiply
    113,798.72x = 156,974.49 × 73,536.14
  4. Step 4: Simplify right side
    113,798.72x = 11,543,298,073.07
  5. Step 5: Solve for x
    x = 11,543,298,073.07/113,798.72
  6. Step 6: Final answer
    x = 101,436.10

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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.