Home / 47,105.87-65,009.70-26,969.06

Finding the Fourth Proportional to 47,105.87, 65,009.70 and 26,969.06

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Solution

The fourth proportional to 47,105.87, 65,009.70 and 26,969.06 is: 37,219.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,105.87 : 65,009.70 = 26,969.06 : x
  2. Step 2: Convert to fraction form
    47,105.87/65,009.70 = 26,969.06/x
  3. Step 3: Cross multiply
    47,105.87x = 65,009.70 × 26,969.06
  4. Step 4: Simplify right side
    47,105.87x = 1,753,250,174.83
  5. Step 5: Solve for x
    x = 1,753,250,174.83/47,105.87
  6. Step 6: Final answer
    x = 37,219.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.