Home / 68,063.14-102,115.47-34,806.56

Finding the Fourth Proportional to 68,063.14, 102,115.47 and 34,806.56

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Solution

The fourth proportional to 68,063.14, 102,115.47 and 34,806.56 is: 52,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,063.14 : 102,115.47 = 34,806.56 : x
  2. Step 2: Convert to fraction form
    68,063.14/102,115.47 = 34,806.56/x
  3. Step 3: Cross multiply
    68,063.14x = 102,115.47 × 34,806.56
  4. Step 4: Simplify right side
    68,063.14x = 3,554,288,232.04
  5. Step 5: Solve for x
    x = 3,554,288,232.04/68,063.14
  6. Step 6: Final answer
    x = 52,220.46

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1.5x scale

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.