Home / 75,516.69-113,204.30-25,561.83

Finding the Fourth Proportional to 75,516.69, 113,204.30 and 25,561.83

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Solution

The fourth proportional to 75,516.69, 113,204.30 and 25,561.83 is: 38,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,516.69 : 113,204.30 = 25,561.83 : x
  2. Step 2: Convert to fraction form
    75,516.69/113,204.30 = 25,561.83/x
  3. Step 3: Cross multiply
    75,516.69x = 113,204.30 × 25,561.83
  4. Step 4: Simplify right side
    75,516.69x = 2,893,709,071.87
  5. Step 5: Solve for x
    x = 2,893,709,071.87/75,516.69
  6. Step 6: Final answer
    x = 38,318.80

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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.