Home / 68,061.14-102,096.56-18,140.97

Finding the Fourth Proportional to 68,061.14, 102,096.56 and 18,140.97

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Solution

The fourth proportional to 68,061.14, 102,096.56 and 18,140.97 is: 27,212.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,061.14 : 102,096.56 = 18,140.97 : x
  2. Step 2: Convert to fraction form
    68,061.14/102,096.56 = 18,140.97/x
  3. Step 3: Cross multiply
    68,061.14x = 102,096.56 × 18,140.97
  4. Step 4: Simplify right side
    68,061.14x = 1,852,130,677.42
  5. Step 5: Solve for x
    x = 1,852,130,677.42/68,061.14
  6. Step 6: Final answer
    x = 27,212.75

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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.