Home / 235,092.43-324,431.42-133,115.20

Finding the Fourth Proportional to 235,092.43, 324,431.42 and 133,115.20

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Solution

The fourth proportional to 235,092.43, 324,431.42 and 133,115.20 is: 183,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,092.43 : 324,431.42 = 133,115.20 : x
  2. Step 2: Convert to fraction form
    235,092.43/324,431.42 = 133,115.20/x
  3. Step 3: Cross multiply
    235,092.43x = 324,431.42 × 133,115.20
  4. Step 4: Simplify right side
    235,092.43x = 43,186,753,359.58
  5. Step 5: Solve for x
    x = 43,186,753,359.58/235,092.43
  6. Step 6: Final answer
    x = 183,701.17

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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.