Home / 75,002.96-103,436.97-62,235.83

Finding the Fourth Proportional to 75,002.96, 103,436.97 and 62,235.83

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Solution

The fourth proportional to 75,002.96, 103,436.97 and 62,235.83 is: 85,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002.96 : 103,436.97 = 62,235.83 : x
  2. Step 2: Convert to fraction form
    75,002.96/103,436.97 = 62,235.83/x
  3. Step 3: Cross multiply
    75,002.96x = 103,436.97 × 62,235.83
  4. Step 4: Simplify right side
    75,002.96x = 6,437,485,680.64
  5. Step 5: Solve for x
    x = 6,437,485,680.64/75,002.96
  6. Step 6: Final answer
    x = 85,829.75

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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.