Home / 68,170.29-102,280.04-23,803.58

Finding the Fourth Proportional to 68,170.29, 102,280.04 and 23,803.58

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Solution

The fourth proportional to 68,170.29, 102,280.04 and 23,803.58 is: 35,713.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,170.29 : 102,280.04 = 23,803.58 : x
  2. Step 2: Convert to fraction form
    68,170.29/102,280.04 = 23,803.58/x
  3. Step 3: Cross multiply
    68,170.29x = 102,280.04 × 23,803.58
  4. Step 4: Simplify right side
    68,170.29x = 2,434,631,114.54
  5. Step 5: Solve for x
    x = 2,434,631,114.54/68,170.29
  6. Step 6: Final answer
    x = 35,713.96

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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.