Home / 96,783.11-145,141.57-36,797.12

Finding the Fourth Proportional to 96,783.11, 145,141.57 and 36,797.12

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Solution

The fourth proportional to 96,783.11, 145,141.57 and 36,797.12 is: 55,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,783.11 : 145,141.57 = 36,797.12 : x
  2. Step 2: Convert to fraction form
    96,783.11/145,141.57 = 36,797.12/x
  3. Step 3: Cross multiply
    96,783.11x = 145,141.57 × 36,797.12
  4. Step 4: Simplify right side
    96,783.11x = 5,340,791,768.28
  5. Step 5: Solve for x
    x = 5,340,791,768.28/96,783.11
  6. Step 6: Final answer
    x = 55,183.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.