Home / 106,426.94-159,532.62-69,010.75

Finding the Fourth Proportional to 106,426.94, 159,532.62 and 69,010.75

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Solution

The fourth proportional to 106,426.94, 159,532.62 and 69,010.75 is: 103,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,426.94 : 159,532.62 = 69,010.75 : x
  2. Step 2: Convert to fraction form
    106,426.94/159,532.62 = 69,010.75/x
  3. Step 3: Cross multiply
    106,426.94x = 159,532.62 × 69,010.75
  4. Step 4: Simplify right side
    106,426.94x = 11,009,465,755.67
  5. Step 5: Solve for x
    x = 11,009,465,755.67/106,426.94
  6. Step 6: Final answer
    x = 103,446.23

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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.