Home / 79,950.46-119,904.78-23,775.43

Finding the Fourth Proportional to 79,950.46, 119,904.78 and 23,775.43

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Solution

The fourth proportional to 79,950.46, 119,904.78 and 23,775.43 is: 35,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,950.46 : 119,904.78 = 23,775.43 : x
  2. Step 2: Convert to fraction form
    79,950.46/119,904.78 = 23,775.43/x
  3. Step 3: Cross multiply
    79,950.46x = 119,904.78 × 23,775.43
  4. Step 4: Simplify right side
    79,950.46x = 2,850,787,703.56
  5. Step 5: Solve for x
    x = 2,850,787,703.56/79,950.46
  6. Step 6: Final answer
    x = 35,656.93

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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.