Home / 100,845.64-151,319.49-41,723.74

Finding the Fourth Proportional to 100,845.64, 151,319.49 and 41,723.74

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Solution

The fourth proportional to 100,845.64, 151,319.49 and 41,723.74 is: 62,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,845.64 : 151,319.49 = 41,723.74 : x
  2. Step 2: Convert to fraction form
    100,845.64/151,319.49 = 41,723.74/x
  3. Step 3: Cross multiply
    100,845.64x = 151,319.49 × 41,723.74
  4. Step 4: Simplify right side
    100,845.64x = 6,313,615,057.69
  5. Step 5: Solve for x
    x = 6,313,615,057.69/100,845.64
  6. Step 6: Final answer
    x = 62,606.72

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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.