Home / 72,317.06-108,286.95-58,199.97

Finding the Fourth Proportional to 72,317.06, 108,286.95 and 58,199.97

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Solution

The fourth proportional to 72,317.06, 108,286.95 and 58,199.97 is: 87,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,317.06 : 108,286.95 = 58,199.97 : x
  2. Step 2: Convert to fraction form
    72,317.06/108,286.95 = 58,199.97/x
  3. Step 3: Cross multiply
    72,317.06x = 108,286.95 × 58,199.97
  4. Step 4: Simplify right side
    72,317.06x = 6,302,297,241.39
  5. Step 5: Solve for x
    x = 6,302,297,241.39/72,317.06
  6. Step 6: Final answer
    x = 87,148.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.