Home / 75,616.67-113,495.07-38,203.11

Finding the Fourth Proportional to 75,616.67, 113,495.07 and 38,203.11

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Solution

The fourth proportional to 75,616.67, 113,495.07 and 38,203.11 is: 57,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,616.67 : 113,495.07 = 38,203.11 : x
  2. Step 2: Convert to fraction form
    75,616.67/113,495.07 = 38,203.11/x
  3. Step 3: Cross multiply
    75,616.67x = 113,495.07 × 38,203.11
  4. Step 4: Simplify right side
    75,616.67x = 4,335,864,464.59
  5. Step 5: Solve for x
    x = 4,335,864,464.59/75,616.67
  6. Step 6: Final answer
    x = 57,340.06

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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.