Home / 62,489.03-86,400.74-54,615.83

Finding the Fourth Proportional to 62,489.03, 86,400.74 and 54,615.83

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Solution

The fourth proportional to 62,489.03, 86,400.74 and 54,615.83 is: 75,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,489.03 : 86,400.74 = 54,615.83 : x
  2. Step 2: Convert to fraction form
    62,489.03/86,400.74 = 54,615.83/x
  3. Step 3: Cross multiply
    62,489.03x = 86,400.74 × 54,615.83
  4. Step 4: Simplify right side
    62,489.03x = 4,718,847,832.25
  5. Step 5: Solve for x
    x = 4,718,847,832.25/62,489.03
  6. Step 6: Final answer
    x = 75,514.83

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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.