Home / 204,731.80-282,531-118,741.76

Finding the Fourth Proportional to 204,731.80, 282,531 and 118,741.76

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Solution

The fourth proportional to 204,731.80, 282,531 and 118,741.76 is: 163,864.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,731.80 : 282,531 = 118,741.76 : x
  2. Step 2: Convert to fraction form
    204,731.80/282,531 = 118,741.76/x
  3. Step 3: Cross multiply
    204,731.80x = 282,531 × 118,741.76
  4. Step 4: Simplify right side
    204,731.80x = 33,548,228,194.56
  5. Step 5: Solve for x
    x = 33,548,228,194.56/204,731.80
  6. Step 6: Final answer
    x = 163,864.28

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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.