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Finding the Fourth Proportional to 104,813.46, 144,679.01 and 62,371.08

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Solution

The fourth proportional to 104,813.46, 144,679.01 and 62,371.08 is: 86,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,813.46 : 144,679.01 = 62,371.08 : x
  2. Step 2: Convert to fraction form
    104,813.46/144,679.01 = 62,371.08/x
  3. Step 3: Cross multiply
    104,813.46x = 144,679.01 × 62,371.08
  4. Step 4: Simplify right side
    104,813.46x = 9,023,785,795.18
  5. Step 5: Solve for x
    x = 9,023,785,795.18/104,813.46
  6. Step 6: Final answer
    x = 86,093.77

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Why These Related Problems?

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