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Finding the Fourth Proportional to 79,221.69, 118,826.60 and 23,062.23

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Solution

The fourth proportional to 79,221.69, 118,826.60 and 23,062.23 is: 34,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,221.69 : 118,826.60 = 23,062.23 : x
  2. Step 2: Convert to fraction form
    79,221.69/118,826.60 = 23,062.23/x
  3. Step 3: Cross multiply
    79,221.69x = 118,826.60 × 23,062.23
  4. Step 4: Simplify right side
    79,221.69x = 2,740,406,264.01
  5. Step 5: Solve for x
    x = 2,740,406,264.01/79,221.69
  6. Step 6: Final answer
    x = 34,591.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.