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Finding the Fourth Proportional to 149,101.65, 205,744.93 and 88,660.62

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Solution

The fourth proportional to 149,101.65, 205,744.93 and 88,660.62 is: 122,342.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,101.65 : 205,744.93 = 88,660.62 : x
  2. Step 2: Convert to fraction form
    149,101.65/205,744.93 = 88,660.62/x
  3. Step 3: Cross multiply
    149,101.65x = 205,744.93 × 88,660.62
  4. Step 4: Simplify right side
    149,101.65x = 18,241,472,834.01
  5. Step 5: Solve for x
    x = 18,241,472,834.01/149,101.65
  6. Step 6: Final answer
    x = 122,342.53

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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.