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Finding the Fourth Proportional to 101,749.92, 152,626.48 and 26,877.72

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Solution

The fourth proportional to 101,749.92, 152,626.48 and 26,877.72 is: 40,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,749.92 : 152,626.48 = 26,877.72 : x
  2. Step 2: Convert to fraction form
    101,749.92/152,626.48 = 26,877.72/x
  3. Step 3: Cross multiply
    101,749.92x = 152,626.48 × 26,877.72
  4. Step 4: Simplify right side
    101,749.92x = 4,102,251,794.03
  5. Step 5: Solve for x
    x = 4,102,251,794.03/101,749.92
  6. Step 6: Final answer
    x = 40,317.00

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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.