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Finding the Fourth Proportional to 107,761.00, 148,710.14 and 62,465.28

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Solution

The fourth proportional to 107,761.00, 148,710.14 and 62,465.28 is: 86,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,761.00 : 148,710.14 = 62,465.28 : x
  2. Step 2: Convert to fraction form
    107,761.00/148,710.14 = 62,465.28/x
  3. Step 3: Cross multiply
    107,761.00x = 148,710.14 × 62,465.28
  4. Step 4: Simplify right side
    107,761.00x = 9,289,220,249.56
  5. Step 5: Solve for x
    x = 9,289,220,249.56/107,761.00
  6. Step 6: Final answer
    x = 86,202.06

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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.