Home / 106,195.86-159,204.51-71,028.18

Finding the Fourth Proportional to 106,195.86, 159,204.51 and 71,028.18

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Solution

The fourth proportional to 106,195.86, 159,204.51 and 71,028.18 is: 106,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,195.86 : 159,204.51 = 71,028.18 : x
  2. Step 2: Convert to fraction form
    106,195.86/159,204.51 = 71,028.18/x
  3. Step 3: Cross multiply
    106,195.86x = 159,204.51 × 71,028.18
  4. Step 4: Simplify right side
    106,195.86x = 11,308,006,593.09
  5. Step 5: Solve for x
    x = 11,308,006,593.09/106,195.86
  6. Step 6: Final answer
    x = 106,482.56

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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.