Home / 207,934.49-286,949.61-112,441.19

Finding the Fourth Proportional to 207,934.49, 286,949.61 and 112,441.19

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Solution

The fourth proportional to 207,934.49, 286,949.61 and 112,441.19 is: 155,168.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,934.49 : 286,949.61 = 112,441.19 : x
  2. Step 2: Convert to fraction form
    207,934.49/286,949.61 = 112,441.19/x
  3. Step 3: Cross multiply
    207,934.49x = 286,949.61 × 112,441.19
  4. Step 4: Simplify right side
    207,934.49x = 32,264,954,183.69
  5. Step 5: Solve for x
    x = 32,264,954,183.69/207,934.49
  6. Step 6: Final answer
    x = 155,168.85

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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.