Home / 79,261.02-109,377.67-43,450.27

Finding the Fourth Proportional to 79,261.02, 109,377.67 and 43,450.27

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Solution

The fourth proportional to 79,261.02, 109,377.67 and 43,450.27 is: 59,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,261.02 : 109,377.67 = 43,450.27 : x
  2. Step 2: Convert to fraction form
    79,261.02/109,377.67 = 43,450.27/x
  3. Step 3: Cross multiply
    79,261.02x = 109,377.67 × 43,450.27
  4. Step 4: Simplify right side
    79,261.02x = 4,752,489,293.47
  5. Step 5: Solve for x
    x = 4,752,489,293.47/79,261.02
  6. Step 6: Final answer
    x = 59,959.98

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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.