Home / 207,105.39-285,736.69-168,799.14

Finding the Fourth Proportional to 207,105.39, 285,736.69 and 168,799.14

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Solution

The fourth proportional to 207,105.39, 285,736.69 and 168,799.14 is: 232,886.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,105.39 : 285,736.69 = 168,799.14 : x
  2. Step 2: Convert to fraction form
    207,105.39/285,736.69 = 168,799.14/x
  3. Step 3: Cross multiply
    207,105.39x = 285,736.69 × 168,799.14
  4. Step 4: Simplify right side
    207,105.39x = 48,232,107,538.45
  5. Step 5: Solve for x
    x = 48,232,107,538.45/207,105.39
  6. Step 6: Final answer
    x = 232,886.78

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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.