Home / 55,384.22-76,493.97-40,344.14

Finding the Fourth Proportional to 55,384.22, 76,493.97 and 40,344.14

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Solution

The fourth proportional to 55,384.22, 76,493.97 and 40,344.14 is: 55,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,384.22 : 76,493.97 = 40,344.14 : x
  2. Step 2: Convert to fraction form
    55,384.22/76,493.97 = 40,344.14/x
  3. Step 3: Cross multiply
    55,384.22x = 76,493.97 × 40,344.14
  4. Step 4: Simplify right side
    55,384.22x = 3,086,083,626.07
  5. Step 5: Solve for x
    x = 3,086,083,626.07/55,384.22
  6. Step 6: Final answer
    x = 55,721.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.