Home / 77,074.26-106,360.86-43,081.80

Finding the Fourth Proportional to 77,074.26, 106,360.86 and 43,081.80

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Solution

The fourth proportional to 77,074.26, 106,360.86 and 43,081.80 is: 59,451.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,074.26 : 106,360.86 = 43,081.80 : x
  2. Step 2: Convert to fraction form
    77,074.26/106,360.86 = 43,081.80/x
  3. Step 3: Cross multiply
    77,074.26x = 106,360.86 × 43,081.80
  4. Step 4: Simplify right side
    77,074.26x = 4,582,217,298.35
  5. Step 5: Solve for x
    x = 4,582,217,298.35/77,074.26
  6. Step 6: Final answer
    x = 59,451.98

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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.