Home / 53,977.56-74,469.45-31,304.04

Finding the Fourth Proportional to 53,977.56, 74,469.45 and 31,304.04

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Solution

The fourth proportional to 53,977.56, 74,469.45 and 31,304.04 is: 43,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.56 : 74,469.45 = 31,304.04 : x
  2. Step 2: Convert to fraction form
    53,977.56/74,469.45 = 31,304.04/x
  3. Step 3: Cross multiply
    53,977.56x = 74,469.45 × 31,304.04
  4. Step 4: Simplify right side
    53,977.56x = 2,331,194,641.58
  5. Step 5: Solve for x
    x = 2,331,194,641.58/53,977.56
  6. Step 6: Final answer
    x = 43,188.22

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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.