Home / 40,162.68-55,425.42-23,389.56

Finding the Fourth Proportional to 40,162.68, 55,425.42 and 23,389.56

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Solution

The fourth proportional to 40,162.68, 55,425.42 and 23,389.56 is: 32,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.68 : 55,425.42 = 23,389.56 : x
  2. Step 2: Convert to fraction form
    40,162.68/55,425.42 = 23,389.56/x
  3. Step 3: Cross multiply
    40,162.68x = 55,425.42 × 23,389.56
  4. Step 4: Simplify right side
    40,162.68x = 1,296,376,186.62
  5. Step 5: Solve for x
    x = 1,296,376,186.62/40,162.68
  6. Step 6: Final answer
    x = 32,278.13

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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.