Home / 83,724.39-125,603.87-27,567.86

Finding the Fourth Proportional to 83,724.39, 125,603.87 and 27,567.86

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Solution

The fourth proportional to 83,724.39, 125,603.87 and 27,567.86 is: 41,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,724.39 : 125,603.87 = 27,567.86 : x
  2. Step 2: Convert to fraction form
    83,724.39/125,603.87 = 27,567.86/x
  3. Step 3: Cross multiply
    83,724.39x = 125,603.87 × 27,567.86
  4. Step 4: Simplify right side
    83,724.39x = 3,462,629,137.76
  5. Step 5: Solve for x
    x = 3,462,629,137.76/83,724.39
  6. Step 6: Final answer
    x = 41,357.47

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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.