Home / 71,127.57-106,707.23-26,754.69

Finding the Fourth Proportional to 71,127.57, 106,707.23 and 26,754.69

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Solution

The fourth proportional to 71,127.57, 106,707.23 and 26,754.69 is: 40,138.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,127.57 : 106,707.23 = 26,754.69 : x
  2. Step 2: Convert to fraction form
    71,127.57/106,707.23 = 26,754.69/x
  3. Step 3: Cross multiply
    71,127.57x = 106,707.23 × 26,754.69
  4. Step 4: Simplify right side
    71,127.57x = 2,854,918,859.41
  5. Step 5: Solve for x
    x = 2,854,918,859.41/71,127.57
  6. Step 6: Final answer
    x = 40,138.01

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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.