Home / 123,715.53-185,600.61-52,634.37

Finding the Fourth Proportional to 123,715.53, 185,600.61 and 52,634.37

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Solution

The fourth proportional to 123,715.53, 185,600.61 and 52,634.37 is: 78,963.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,715.53 : 185,600.61 = 52,634.37 : x
  2. Step 2: Convert to fraction form
    123,715.53/185,600.61 = 52,634.37/x
  3. Step 3: Cross multiply
    123,715.53x = 185,600.61 × 52,634.37
  4. Step 4: Simplify right side
    123,715.53x = 9,768,971,178.97
  5. Step 5: Solve for x
    x = 9,768,971,178.97/123,715.53
  6. Step 6: Final answer
    x = 78,963.18

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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.