Home / 62,642.57-86,460.55-49,003.58

Finding the Fourth Proportional to 62,642.57, 86,460.55 and 49,003.58

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Solution

The fourth proportional to 62,642.57, 86,460.55 and 49,003.58 is: 67,635.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,642.57 : 86,460.55 = 49,003.58 : x
  2. Step 2: Convert to fraction form
    62,642.57/86,460.55 = 49,003.58/x
  3. Step 3: Cross multiply
    62,642.57x = 86,460.55 × 49,003.58
  4. Step 4: Simplify right side
    62,642.57x = 4,236,876,572.41
  5. Step 5: Solve for x
    x = 4,236,876,572.41/62,642.57
  6. Step 6: Final answer
    x = 67,635.75

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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.