Home / 106,168.86-159,199.56-47,022.66

Finding the Fourth Proportional to 106,168.86, 159,199.56 and 47,022.66

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Solution

The fourth proportional to 106,168.86, 159,199.56 and 47,022.66 is: 70,510.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,168.86 : 159,199.56 = 47,022.66 : x
  2. Step 2: Convert to fraction form
    106,168.86/159,199.56 = 47,022.66/x
  3. Step 3: Cross multiply
    106,168.86x = 159,199.56 × 47,022.66
  4. Step 4: Simplify right side
    106,168.86x = 7,485,986,782.03
  5. Step 5: Solve for x
    x = 7,485,986,782.03/106,168.86
  6. Step 6: Final answer
    x = 70,510.19

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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.