Home / 77,176.24-106,505.22-43,183.60

Finding the Fourth Proportional to 77,176.24, 106,505.22 and 43,183.60

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Solution

The fourth proportional to 77,176.24, 106,505.22 and 43,183.60 is: 59,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,176.24 : 106,505.22 = 43,183.60 : x
  2. Step 2: Convert to fraction form
    77,176.24/106,505.22 = 43,183.60/x
  3. Step 3: Cross multiply
    77,176.24x = 106,505.22 × 43,183.60
  4. Step 4: Simplify right side
    77,176.24x = 4,599,278,818.39
  5. Step 5: Solve for x
    x = 4,599,278,818.39/77,176.24
  6. Step 6: Final answer
    x = 59,594.49

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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.