Home / 86,073.44-118,780.43-50,269.01

Finding the Fourth Proportional to 86,073.44, 118,780.43 and 50,269.01

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Solution

The fourth proportional to 86,073.44, 118,780.43 and 50,269.01 is: 69,370.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,073.44 : 118,780.43 = 50,269.01 : x
  2. Step 2: Convert to fraction form
    86,073.44/118,780.43 = 50,269.01/x
  3. Step 3: Cross multiply
    86,073.44x = 118,780.43 × 50,269.01
  4. Step 4: Simplify right side
    86,073.44x = 5,970,973,778.23
  5. Step 5: Solve for x
    x = 5,970,973,778.23/86,073.44
  6. Step 6: Final answer
    x = 69,370.69

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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.