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Finding the Fourth Proportional to 79,794.52, 110,116.41 and 43,985.13

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Solution

The fourth proportional to 79,794.52, 110,116.41 and 43,985.13 is: 60,699.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,794.52 : 110,116.41 = 43,985.13 : x
  2. Step 2: Convert to fraction form
    79,794.52/110,116.41 = 43,985.13/x
  3. Step 3: Cross multiply
    79,794.52x = 110,116.41 × 43,985.13
  4. Step 4: Simplify right side
    79,794.52x = 4,843,484,608.98
  5. Step 5: Solve for x
    x = 4,843,484,608.98/79,794.52
  6. Step 6: Final answer
    x = 60,699.46

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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.