Home / 68,085.17-102,130.50-23,716.41

Finding the Fourth Proportional to 68,085.17, 102,130.50 and 23,716.41

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Solution

The fourth proportional to 68,085.17, 102,130.50 and 23,716.41 is: 35,575.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,085.17 : 102,130.50 = 23,716.41 : x
  2. Step 2: Convert to fraction form
    68,085.17/102,130.50 = 23,716.41/x
  3. Step 3: Cross multiply
    68,085.17x = 102,130.50 × 23,716.41
  4. Step 4: Simplify right side
    68,085.17x = 2,422,168,182.27
  5. Step 5: Solve for x
    x = 2,422,168,182.27/68,085.17
  6. Step 6: Final answer
    x = 35,575.56

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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.