Home / 62,518.22-86,315.38-55,792.30

Finding the Fourth Proportional to 62,518.22, 86,315.38 and 55,792.30

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Solution

The fourth proportional to 62,518.22, 86,315.38 and 55,792.30 is: 77,029.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,518.22 : 86,315.38 = 55,792.30 : x
  2. Step 2: Convert to fraction form
    62,518.22/86,315.38 = 55,792.30/x
  3. Step 3: Cross multiply
    62,518.22x = 86,315.38 × 55,792.30
  4. Step 4: Simplify right side
    62,518.22x = 4,815,733,575.57
  5. Step 5: Solve for x
    x = 4,815,733,575.57/62,518.22
  6. Step 6: Final answer
    x = 77,029.28

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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.