Home / 57,516.54-86,283.52-18,069.95

Finding the Fourth Proportional to 57,516.54, 86,283.52 and 18,069.95

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Solution

The fourth proportional to 57,516.54, 86,283.52 and 18,069.95 is: 27,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,516.54 : 86,283.52 = 18,069.95 : x
  2. Step 2: Convert to fraction form
    57,516.54/86,283.52 = 18,069.95/x
  3. Step 3: Cross multiply
    57,516.54x = 86,283.52 × 18,069.95
  4. Step 4: Simplify right side
    57,516.54x = 1,559,138,415.63
  5. Step 5: Solve for x
    x = 1,559,138,415.63/57,516.54
  6. Step 6: Final answer
    x = 27,107.65

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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.