Home / 79,250.06-109,365.19-43,441.38

Finding the Fourth Proportional to 79,250.06, 109,365.19 and 43,441.38

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Solution

The fourth proportional to 79,250.06, 109,365.19 and 43,441.38 is: 59,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,250.06 : 109,365.19 = 43,441.38 : x
  2. Step 2: Convert to fraction form
    79,250.06/109,365.19 = 43,441.38/x
  3. Step 3: Cross multiply
    79,250.06x = 109,365.19 × 43,441.38
  4. Step 4: Simplify right side
    79,250.06x = 4,750,974,668.96
  5. Step 5: Solve for x
    x = 4,750,974,668.96/79,250.06
  6. Step 6: Final answer
    x = 59,949.16

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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.