Home / 79,415.04-109,591.98-43,604.73

Finding the Fourth Proportional to 79,415.04, 109,591.98 and 43,604.73

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Solution

The fourth proportional to 79,415.04, 109,591.98 and 43,604.73 is: 60,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,415.04 : 109,591.98 = 43,604.73 : x
  2. Step 2: Convert to fraction form
    79,415.04/109,591.98 = 43,604.73/x
  3. Step 3: Cross multiply
    79,415.04x = 109,591.98 × 43,604.73
  4. Step 4: Simplify right side
    79,415.04x = 4,778,728,698.07
  5. Step 5: Solve for x
    x = 4,778,728,698.07/79,415.04
  6. Step 6: Final answer
    x = 60,174.10

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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.