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Finding the Fourth Proportional to 183,611.10, 275,200.65 and 104,799.90

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Solution

The fourth proportional to 183,611.10, 275,200.65 and 104,799.90 is: 157,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,611.10 : 275,200.65 = 104,799.90 : x
  2. Step 2: Convert to fraction form
    183,611.10/275,200.65 = 104,799.90/x
  3. Step 3: Cross multiply
    183,611.10x = 275,200.65 × 104,799.90
  4. Step 4: Simplify right side
    183,611.10x = 28,841,000,599.94
  5. Step 5: Solve for x
    x = 28,841,000,599.94/183,611.10
  6. Step 6: Final answer
    x = 157,076.56

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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.