Home / 207,944.37-286,963.91-112,451.74

Finding the Fourth Proportional to 207,944.37, 286,963.91 and 112,451.74

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Solution

The fourth proportional to 207,944.37, 286,963.91 and 112,451.74 is: 155,183.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,944.37 : 286,963.91 = 112,451.74 : x
  2. Step 2: Convert to fraction form
    207,944.37/286,963.91 = 112,451.74/x
  3. Step 3: Cross multiply
    207,944.37x = 286,963.91 × 112,451.74
  4. Step 4: Simplify right side
    207,944.37x = 32,269,590,996.70
  5. Step 5: Solve for x
    x = 32,269,590,996.70/207,944.37
  6. Step 6: Final answer
    x = 155,183.77

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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.