Home / 57,516.17-86,282.96-18,069.57

Finding the Fourth Proportional to 57,516.17, 86,282.96 and 18,069.57

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Solution

The fourth proportional to 57,516.17, 86,282.96 and 18,069.57 is: 27,107.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,516.17 : 86,282.96 = 18,069.57 : x
  2. Step 2: Convert to fraction form
    57,516.17/86,282.96 = 18,069.57/x
  3. Step 3: Cross multiply
    57,516.17x = 86,282.96 × 18,069.57
  4. Step 4: Simplify right side
    57,516.17x = 1,559,095,895.18
  5. Step 5: Solve for x
    x = 1,559,095,895.18/57,516.17
  6. Step 6: Final answer
    x = 27,107.09

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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.