Home / 68,113.54-102,217.29-23,740.66

Finding the Fourth Proportional to 68,113.54, 102,217.29 and 23,740.66

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Solution

The fourth proportional to 68,113.54, 102,217.29 and 23,740.66 is: 35,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,113.54 : 102,217.29 = 23,740.66 : x
  2. Step 2: Convert to fraction form
    68,113.54/102,217.29 = 23,740.66/x
  3. Step 3: Cross multiply
    68,113.54x = 102,217.29 × 23,740.66
  4. Step 4: Simplify right side
    68,113.54x = 2,426,705,928.01
  5. Step 5: Solve for x
    x = 2,426,705,928.01/68,113.54
  6. Step 6: Final answer
    x = 35,627.36

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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.