Home / 207,850.43-286,833.59-112,357.13

Finding the Fourth Proportional to 207,850.43, 286,833.59 and 112,357.13

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Solution

The fourth proportional to 207,850.43, 286,833.59 and 112,357.13 is: 155,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,850.43 : 286,833.59 = 112,357.13 : x
  2. Step 2: Convert to fraction form
    207,850.43/286,833.59 = 112,357.13/x
  3. Step 3: Cross multiply
    207,850.43x = 286,833.59 × 112,357.13
  4. Step 4: Simplify right side
    207,850.43x = 32,227,797,859.39
  5. Step 5: Solve for x
    x = 32,227,797,859.39/207,850.43
  6. Step 6: Final answer
    x = 155,052.83

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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.