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Finding the Fourth Proportional to 79,794.95, 110,117.76 and 43,986.24

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Solution

The fourth proportional to 79,794.95, 110,117.76 and 43,986.24 is: 60,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,794.95 : 110,117.76 = 43,986.24 : x
  2. Step 2: Convert to fraction form
    79,794.95/110,117.76 = 43,986.24/x
  3. Step 3: Cross multiply
    79,794.95x = 110,117.76 × 43,986.24
  4. Step 4: Simplify right side
    79,794.95x = 4,843,666,219.62
  5. Step 5: Solve for x
    x = 4,843,666,219.62/79,794.95
  6. Step 6: Final answer
    x = 60,701.42

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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.