Home / 61,930.38-92,867.22-19,802.28

Finding the Fourth Proportional to 61,930.38, 92,867.22 and 19,802.28

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Solution

The fourth proportional to 61,930.38, 92,867.22 and 19,802.28 is: 29,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,930.38 : 92,867.22 = 19,802.28 : x
  2. Step 2: Convert to fraction form
    61,930.38/92,867.22 = 19,802.28/x
  3. Step 3: Cross multiply
    61,930.38x = 92,867.22 × 19,802.28
  4. Step 4: Simplify right side
    61,930.38x = 1,838,982,693.26
  5. Step 5: Solve for x
    x = 1,838,982,693.26/61,930.38
  6. Step 6: Final answer
    x = 29,694.36

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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.