Home / 204,629.09-282,387.98-118,638.00

Finding the Fourth Proportional to 204,629.09, 282,387.98 and 118,638.00

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Solution

The fourth proportional to 204,629.09, 282,387.98 and 118,638.00 is: 163,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,629.09 : 282,387.98 = 118,638.00 : x
  2. Step 2: Convert to fraction form
    204,629.09/282,387.98 = 118,638.00/x
  3. Step 3: Cross multiply
    204,629.09x = 282,387.98 × 118,638.00
  4. Step 4: Simplify right side
    204,629.09x = 33,501,945,650.97
  5. Step 5: Solve for x
    x = 33,501,945,650.97/204,629.09
  6. Step 6: Final answer
    x = 163,720.35

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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.