Home / 204,455.09-282,156.31-113,805.30

Finding the Fourth Proportional to 204,455.09, 282,156.31 and 113,805.30

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Solution

The fourth proportional to 204,455.09, 282,156.31 and 113,805.30 is: 157,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,455.09 : 282,156.31 = 113,805.30 : x
  2. Step 2: Convert to fraction form
    204,455.09/282,156.31 = 113,805.30/x
  3. Step 3: Cross multiply
    204,455.09x = 282,156.31 × 113,805.30
  4. Step 4: Simplify right side
    204,455.09x = 32,110,883,506.44
  5. Step 5: Solve for x
    x = 32,110,883,506.44/204,455.09
  6. Step 6: Final answer
    x = 157,055.93

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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.