Home / 62,742.72-86,584.32-34,447.68

Finding the Fourth Proportional to 62,742.72, 86,584.32 and 34,447.68

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Solution

The fourth proportional to 62,742.72, 86,584.32 and 34,447.68 is: 47,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,742.72 : 86,584.32 = 34,447.68 : x
  2. Step 2: Convert to fraction form
    62,742.72/86,584.32 = 34,447.68/x
  3. Step 3: Cross multiply
    62,742.72x = 86,584.32 × 34,447.68
  4. Step 4: Simplify right side
    62,742.72x = 2,982,628,948.38
  5. Step 5: Solve for x
    x = 2,982,628,948.38/62,742.72
  6. Step 6: Final answer
    x = 47,537.45

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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.