Home / 230,304.25-345,408.72-61,784.63

Finding the Fourth Proportional to 230,304.25, 345,408.72 and 61,784.63

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Solution

The fourth proportional to 230,304.25, 345,408.72 and 61,784.63 is: 92,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,304.25 : 345,408.72 = 61,784.63 : x
  2. Step 2: Convert to fraction form
    230,304.25/345,408.72 = 61,784.63/x
  3. Step 3: Cross multiply
    230,304.25x = 345,408.72 × 61,784.63
  4. Step 4: Simplify right side
    230,304.25x = 21,340,949,963.97
  5. Step 5: Solve for x
    x = 21,340,949,963.97/230,304.25
  6. Step 6: Final answer
    x = 92,664.16

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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.