Home / 52,236.53-78,336.43-18,950.93

Finding the Fourth Proportional to 52,236.53, 78,336.43 and 18,950.93

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Solution

The fourth proportional to 52,236.53, 78,336.43 and 18,950.93 is: 28,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236.53 : 78,336.43 = 18,950.93 : x
  2. Step 2: Convert to fraction form
    52,236.53/78,336.43 = 18,950.93/x
  3. Step 3: Cross multiply
    52,236.53x = 78,336.43 × 18,950.93
  4. Step 4: Simplify right side
    52,236.53x = 1,484,548,201.38
  5. Step 5: Solve for x
    x = 1,484,548,201.38/52,236.53
  6. Step 6: Final answer
    x = 28,419.73

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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.