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Finding the Fourth Proportional to 107,103.12, 147,799.78 and 59,355.44

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Solution

The fourth proportional to 107,103.12, 147,799.78 and 59,355.44 is: 81,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,103.12 : 147,799.78 = 59,355.44 : x
  2. Step 2: Convert to fraction form
    107,103.12/147,799.78 = 59,355.44/x
  3. Step 3: Cross multiply
    107,103.12x = 147,799.78 × 59,355.44
  4. Step 4: Simplify right side
    107,103.12x = 8,772,720,677.03
  5. Step 5: Solve for x
    x = 8,772,720,677.03/107,103.12
  6. Step 6: Final answer
    x = 81,909.10

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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.