Home / 42,203.28-58,239.68-23,082.54

Finding the Fourth Proportional to 42,203.28, 58,239.68 and 23,082.54

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Solution

The fourth proportional to 42,203.28, 58,239.68 and 23,082.54 is: 31,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,203.28 : 58,239.68 = 23,082.54 : x
  2. Step 2: Convert to fraction form
    42,203.28/58,239.68 = 23,082.54/x
  3. Step 3: Cross multiply
    42,203.28x = 58,239.68 × 23,082.54
  4. Step 4: Simplify right side
    42,203.28x = 1,344,319,743.19
  5. Step 5: Solve for x
    x = 1,344,319,743.19/42,203.28
  6. Step 6: Final answer
    x = 31,853.44

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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.