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Finding the Fourth Proportional to 101,299.61, 151,817.90 and 41,258.06

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Solution

The fourth proportional to 101,299.61, 151,817.90 and 41,258.06 is: 61,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,299.61 : 151,817.90 = 41,258.06 : x
  2. Step 2: Convert to fraction form
    101,299.61/151,817.90 = 41,258.06/x
  3. Step 3: Cross multiply
    101,299.61x = 151,817.90 × 41,258.06
  4. Step 4: Simplify right side
    101,299.61x = 6,263,711,631.21
  5. Step 5: Solve for x
    x = 6,263,711,631.21/101,299.61
  6. Step 6: Final answer
    x = 61,833.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.