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Finding the Fourth Proportional to 108,898.77, 150,261.33 and 60,492.96

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Solution

The fourth proportional to 108,898.77, 150,261.33 and 60,492.96 is: 83,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,898.77 : 150,261.33 = 60,492.96 : x
  2. Step 2: Convert to fraction form
    108,898.77/150,261.33 = 60,492.96/x
  3. Step 3: Cross multiply
    108,898.77x = 150,261.33 × 60,492.96
  4. Step 4: Simplify right side
    108,898.77x = 9,089,752,625.24
  5. Step 5: Solve for x
    x = 9,089,752,625.24/108,898.77
  6. Step 6: Final answer
    x = 83,469.75

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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.