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Finding the Fourth Proportional to 60,727.60, 91,048.20 and 23,273.20

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Solution

The fourth proportional to 60,727.60, 91,048.20 and 23,273.20 is: 34,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,727.60 : 91,048.20 = 23,273.20 : x
  2. Step 2: Convert to fraction form
    60,727.60/91,048.20 = 23,273.20/x
  3. Step 3: Cross multiply
    60,727.60x = 91,048.20 × 23,273.20
  4. Step 4: Simplify right side
    60,727.60x = 2,118,982,968.24
  5. Step 5: Solve for x
    x = 2,118,982,968.24/60,727.60
  6. Step 6: Final answer
    x = 34,893.24

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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.