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Finding the Fourth Proportional to 101,305.23, 151,957.89 and 26,425.28

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Solution

The fourth proportional to 101,305.23, 151,957.89 and 26,425.28 is: 39,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,305.23 : 151,957.89 = 26,425.28 : x
  2. Step 2: Convert to fraction form
    101,305.23/151,957.89 = 26,425.28/x
  3. Step 3: Cross multiply
    101,305.23x = 151,957.89 × 26,425.28
  4. Step 4: Simplify right side
    101,305.23x = 4,015,529,031.67
  5. Step 5: Solve for x
    x = 4,015,529,031.67/101,305.23
  6. Step 6: Final answer
    x = 39,637.92

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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.