Home / 53,844.62-74,304.29-29,970.78

Finding the Fourth Proportional to 53,844.62, 74,304.29 and 29,970.78

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Solution

The fourth proportional to 53,844.62, 74,304.29 and 29,970.78 is: 41,358.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,844.62 : 74,304.29 = 29,970.78 : x
  2. Step 2: Convert to fraction form
    53,844.62/74,304.29 = 29,970.78/x
  3. Step 3: Cross multiply
    53,844.62x = 74,304.29 × 29,970.78
  4. Step 4: Simplify right side
    53,844.62x = 2,226,957,453.72
  5. Step 5: Solve for x
    x = 2,226,957,453.72/53,844.62
  6. Step 6: Final answer
    x = 41,358.96

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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.