Home / 206,725.15-285,259.48-116,091.15

Finding the Fourth Proportional to 206,725.15, 285,259.48 and 116,091.15

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Solution

The fourth proportional to 206,725.15, 285,259.48 and 116,091.15 is: 160,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,725.15 : 285,259.48 = 116,091.15 : x
  2. Step 2: Convert to fraction form
    206,725.15/285,259.48 = 116,091.15/x
  3. Step 3: Cross multiply
    206,725.15x = 285,259.48 × 116,091.15
  4. Step 4: Simplify right side
    206,725.15x = 33,116,101,081.60
  5. Step 5: Solve for x
    x = 33,116,101,081.60/206,725.15
  6. Step 6: Final answer
    x = 160,193.87

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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.