Home / 79,414.06-109,591.53-43,606.36

Finding the Fourth Proportional to 79,414.06, 109,591.53 and 43,606.36

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Solution

The fourth proportional to 79,414.06, 109,591.53 and 43,606.36 is: 60,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,414.06 : 109,591.53 = 43,606.36 : x
  2. Step 2: Convert to fraction form
    79,414.06/109,591.53 = 43,606.36/x
  3. Step 3: Cross multiply
    79,414.06x = 109,591.53 × 43,606.36
  4. Step 4: Simplify right side
    79,414.06x = 4,778,887,710.13
  5. Step 5: Solve for x
    x = 4,778,887,710.13/79,414.06
  6. Step 6: Final answer
    x = 60,176.85

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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.