Home / 207,836.28-286,816.14-112,344.84

Finding the Fourth Proportional to 207,836.28, 286,816.14 and 112,344.84

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Solution

The fourth proportional to 207,836.28, 286,816.14 and 112,344.84 is: 155,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,836.28 : 286,816.14 = 112,344.84 : x
  2. Step 2: Convert to fraction form
    207,836.28/286,816.14 = 112,344.84/x
  3. Step 3: Cross multiply
    207,836.28x = 286,816.14 × 112,344.84
  4. Step 4: Simplify right side
    207,836.28x = 32,222,313,357.72
  5. Step 5: Solve for x
    x = 32,222,313,357.72/207,836.28
  6. Step 6: Final answer
    x = 155,037.00

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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.