Home / 204,436.40-282,122.26-113,790.42

Finding the Fourth Proportional to 204,436.40, 282,122.26 and 113,790.42

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Solution

The fourth proportional to 204,436.40, 282,122.26 and 113,790.42 is: 157,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,436.40 : 282,122.26 = 113,790.42 : x
  2. Step 2: Convert to fraction form
    204,436.40/282,122.26 = 113,790.42/x
  3. Step 3: Cross multiply
    204,436.40x = 282,122.26 × 113,790.42
  4. Step 4: Simplify right side
    204,436.40x = 32,102,810,456.75
  5. Step 5: Solve for x
    x = 32,102,810,456.75/204,436.40
  6. Step 6: Final answer
    x = 157,030.80

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1.5x scale

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.