Home / 204,691.36-305,597.77-156,407.27

Finding the Fourth Proportional to 204,691.36, 305,597.77 and 156,407.27

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Solution

The fourth proportional to 204,691.36, 305,597.77 and 156,407.27 is: 233,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,691.36 : 305,597.77 = 156,407.27 : x
  2. Step 2: Convert to fraction form
    204,691.36/305,597.77 = 156,407.27/x
  3. Step 3: Cross multiply
    204,691.36x = 305,597.77 × 156,407.27
  4. Step 4: Simplify right side
    204,691.36x = 47,797,713,296.76
  5. Step 5: Solve for x
    x = 47,797,713,296.76/204,691.36
  6. Step 6: Final answer
    x = 233,511.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.