Home / 61,229.22-91,835.19-19,099.50

Finding the Fourth Proportional to 61,229.22, 91,835.19 and 19,099.50

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Solution

The fourth proportional to 61,229.22, 91,835.19 and 19,099.50 is: 28,646.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,229.22 : 91,835.19 = 19,099.50 : x
  2. Step 2: Convert to fraction form
    61,229.22/91,835.19 = 19,099.50/x
  3. Step 3: Cross multiply
    61,229.22x = 91,835.19 × 19,099.50
  4. Step 4: Simplify right side
    61,229.22x = 1,754,006,211.41
  5. Step 5: Solve for x
    x = 1,754,006,211.41/61,229.22
  6. Step 6: Final answer
    x = 28,646.55

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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.