Home / 207,244.38-285,997.25-117,820.38

Finding the Fourth Proportional to 207,244.38, 285,997.25 and 117,820.38

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Solution

The fourth proportional to 207,244.38, 285,997.25 and 117,820.38 is: 162,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,244.38 : 285,997.25 = 117,820.38 : x
  2. Step 2: Convert to fraction form
    207,244.38/285,997.25 = 117,820.38/x
  3. Step 3: Cross multiply
    207,244.38x = 285,997.25 × 117,820.38
  4. Step 4: Simplify right side
    207,244.38x = 33,696,304,673.96
  5. Step 5: Solve for x
    x = 33,696,304,673.96/207,244.38
  6. Step 6: Final answer
    x = 162,592.13

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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.