Home / 82,218.05-123,313.17-23,040.11

Finding the Fourth Proportional to 82,218.05, 123,313.17 and 23,040.11

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Solution

The fourth proportional to 82,218.05, 123,313.17 and 23,040.11 is: 34,556.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,218.05 : 123,313.17 = 23,040.11 : x
  2. Step 2: Convert to fraction form
    82,218.05/123,313.17 = 23,040.11/x
  3. Step 3: Cross multiply
    82,218.05x = 123,313.17 × 23,040.11
  4. Step 4: Simplify right side
    82,218.05x = 2,841,148,384.68
  5. Step 5: Solve for x
    x = 2,841,148,384.68/82,218.05
  6. Step 6: Final answer
    x = 34,556.26

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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.