Home / 42,062.20-58,045.92-22,942

Finding the Fourth Proportional to 42,062.20, 58,045.92 and 22,942

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Solution

The fourth proportional to 42,062.20, 58,045.92 and 22,942 is: 31,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,062.20 : 58,045.92 = 22,942 : x
  2. Step 2: Convert to fraction form
    42,062.20/58,045.92 = 22,942/x
  3. Step 3: Cross multiply
    42,062.20x = 58,045.92 × 22,942
  4. Step 4: Simplify right side
    42,062.20x = 1,331,689,496.64
  5. Step 5: Solve for x
    x = 1,331,689,496.64/42,062.20
  6. Step 6: Final answer
    x = 31,660.01

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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.