Home / 106,942.11-160,322.94-67,412.07

Finding the Fourth Proportional to 106,942.11, 160,322.94 and 67,412.07

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Solution

The fourth proportional to 106,942.11, 160,322.94 and 67,412.07 is: 101,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,942.11 : 160,322.94 = 67,412.07 : x
  2. Step 2: Convert to fraction form
    106,942.11/160,322.94 = 67,412.07/x
  3. Step 3: Cross multiply
    106,942.11x = 160,322.94 × 67,412.07
  4. Step 4: Simplify right side
    106,942.11x = 10,807,701,253.89
  5. Step 5: Solve for x
    x = 10,807,701,253.89/106,942.11
  6. Step 6: Final answer
    x = 101,061.23

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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.