Home / 102,704.44-141,732.24-62,407.48

Finding the Fourth Proportional to 102,704.44, 141,732.24 and 62,407.48

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Solution

The fourth proportional to 102,704.44, 141,732.24 and 62,407.48 is: 86,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,704.44 : 141,732.24 = 62,407.48 : x
  2. Step 2: Convert to fraction form
    102,704.44/141,732.24 = 62,407.48/x
  3. Step 3: Cross multiply
    102,704.44x = 141,732.24 × 62,407.48
  4. Step 4: Simplify right side
    102,704.44x = 8,845,151,933.16
  5. Step 5: Solve for x
    x = 8,845,151,933.16/102,704.44
  6. Step 6: Final answer
    x = 86,122.39

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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.