Home / 204,628.08-282,377.40-113,979.12

Finding the Fourth Proportional to 204,628.08, 282,377.40 and 113,979.12

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Solution

The fourth proportional to 204,628.08, 282,377.40 and 113,979.12 is: 157,285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,628.08 : 282,377.40 = 113,979.12 : x
  2. Step 2: Convert to fraction form
    204,628.08/282,377.40 = 113,979.12/x
  3. Step 3: Cross multiply
    204,628.08x = 282,377.40 × 113,979.12
  4. Step 4: Simplify right side
    204,628.08x = 32,185,127,559.89
  5. Step 5: Solve for x
    x = 32,185,127,559.89/204,628.08
  6. Step 6: Final answer
    x = 157,285.98

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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.