Home / 79,663.08-109,936.98-43,854.24

Finding the Fourth Proportional to 79,663.08, 109,936.98 and 43,854.24

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Solution

The fourth proportional to 79,663.08, 109,936.98 and 43,854.24 is: 60,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,663.08 : 109,936.98 = 43,854.24 : x
  2. Step 2: Convert to fraction form
    79,663.08/109,936.98 = 43,854.24/x
  3. Step 3: Cross multiply
    79,663.08x = 109,936.98 × 43,854.24
  4. Step 4: Simplify right side
    79,663.08x = 4,821,202,705.80
  5. Step 5: Solve for x
    x = 4,821,202,705.80/79,663.08
  6. Step 6: Final answer
    x = 60,519.91

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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.