Home / 205,436.31-283,501.26-113,553.03

Finding the Fourth Proportional to 205,436.31, 283,501.26 and 113,553.03

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Solution

The fourth proportional to 205,436.31, 283,501.26 and 113,553.03 is: 156,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,436.31 : 283,501.26 = 113,553.03 : x
  2. Step 2: Convert to fraction form
    205,436.31/283,501.26 = 113,553.03/x
  3. Step 3: Cross multiply
    205,436.31x = 283,501.26 × 113,553.03
  4. Step 4: Simplify right side
    205,436.31x = 32,192,427,081.82
  5. Step 5: Solve for x
    x = 32,192,427,081.82/205,436.31
  6. Step 6: Final answer
    x = 156,702.71

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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.