Home / 51,974.93-77,963.61-16,917.32

Finding the Fourth Proportional to 51,974.93, 77,963.61 and 16,917.32

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Solution

The fourth proportional to 51,974.93, 77,963.61 and 16,917.32 is: 25,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,974.93 : 77,963.61 = 16,917.32 : x
  2. Step 2: Convert to fraction form
    51,974.93/77,963.61 = 16,917.32/x
  3. Step 3: Cross multiply
    51,974.93x = 77,963.61 × 16,917.32
  4. Step 4: Simplify right side
    51,974.93x = 1,318,935,597.07
  5. Step 5: Solve for x
    x = 1,318,935,597.07/51,974.93
  6. Step 6: Final answer
    x = 25,376.38

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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.