Home / 51,696.24-77,551.65-18,409.18

Finding the Fourth Proportional to 51,696.24, 77,551.65 and 18,409.18

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Solution

The fourth proportional to 51,696.24, 77,551.65 and 18,409.18 is: 27,616.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,696.24 : 77,551.65 = 18,409.18 : x
  2. Step 2: Convert to fraction form
    51,696.24/77,551.65 = 18,409.18/x
  3. Step 3: Cross multiply
    51,696.24x = 77,551.65 × 18,409.18
  4. Step 4: Simplify right side
    51,696.24x = 1,427,662,284.15
  5. Step 5: Solve for x
    x = 1,427,662,284.15/51,696.24
  6. Step 6: Final answer
    x = 27,616.37

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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.