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Finding the Fourth Proportional to 79,181.48, 118,753.50 and 23,006.60

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Solution

The fourth proportional to 79,181.48, 118,753.50 and 23,006.60 is: 34,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,181.48 : 118,753.50 = 23,006.60 : x
  2. Step 2: Convert to fraction form
    79,181.48/118,753.50 = 23,006.60/x
  3. Step 3: Cross multiply
    79,181.48x = 118,753.50 × 23,006.60
  4. Step 4: Simplify right side
    79,181.48x = 2,732,114,273.10
  5. Step 5: Solve for x
    x = 2,732,114,273.10/79,181.48
  6. Step 6: Final answer
    x = 34,504.46

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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.