Home / 71,785.48-107,665.26-25,051.72

Finding the Fourth Proportional to 71,785.48, 107,665.26 and 25,051.72

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Solution

The fourth proportional to 71,785.48, 107,665.26 and 25,051.72 is: 37,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,785.48 : 107,665.26 = 25,051.72 : x
  2. Step 2: Convert to fraction form
    71,785.48/107,665.26 = 25,051.72/x
  3. Step 3: Cross multiply
    71,785.48x = 107,665.26 × 25,051.72
  4. Step 4: Simplify right side
    71,785.48x = 2,697,199,947.25
  5. Step 5: Solve for x
    x = 2,697,199,947.25/71,785.48
  6. Step 6: Final answer
    x = 37,573.06

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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.