Home / 207,983.14-286,992.05-117,333.81

Finding the Fourth Proportional to 207,983.14, 286,992.05 and 117,333.81

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Solution

The fourth proportional to 207,983.14, 286,992.05 and 117,333.81 is: 161,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,983.14 : 286,992.05 = 117,333.81 : x
  2. Step 2: Convert to fraction form
    207,983.14/286,992.05 = 117,333.81/x
  3. Step 3: Cross multiply
    207,983.14x = 286,992.05 × 117,333.81
  4. Step 4: Simplify right side
    207,983.14x = 33,673,870,079.54
  5. Step 5: Solve for x
    x = 33,673,870,079.54/207,983.14
  6. Step 6: Final answer
    x = 161,906.73

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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.