Home / 204,640.32-282,412.15-113,996.26

Finding the Fourth Proportional to 204,640.32, 282,412.15 and 113,996.26

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Solution

The fourth proportional to 204,640.32, 282,412.15 and 113,996.26 is: 157,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,640.32 : 282,412.15 = 113,996.26 : x
  2. Step 2: Convert to fraction form
    204,640.32/282,412.15 = 113,996.26/x
  3. Step 3: Cross multiply
    204,640.32x = 282,412.15 × 113,996.26
  4. Step 4: Simplify right side
    204,640.32x = 32,193,927,887.54
  5. Step 5: Solve for x
    x = 32,193,927,887.54/204,640.32
  6. Step 6: Final answer
    x = 157,319.57

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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.