Home / 70,072.19-96,699.92-38,241.77

Finding the Fourth Proportional to 70,072.19, 96,699.92 and 38,241.77

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Solution

The fourth proportional to 70,072.19, 96,699.92 and 38,241.77 is: 52,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,072.19 : 96,699.92 = 38,241.77 : x
  2. Step 2: Convert to fraction form
    70,072.19/96,699.92 = 38,241.77/x
  3. Step 3: Cross multiply
    70,072.19x = 96,699.92 × 38,241.77
  4. Step 4: Simplify right side
    70,072.19x = 3,697,976,099.66
  5. Step 5: Solve for x
    x = 3,697,976,099.66/70,072.19
  6. Step 6: Final answer
    x = 52,773.81

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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.