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Finding the Fourth Proportional to 183,267.90, 252,909.32 and 111,647.88

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Solution

The fourth proportional to 183,267.90, 252,909.32 and 111,647.88 is: 154,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,267.90 : 252,909.32 = 111,647.88 : x
  2. Step 2: Convert to fraction form
    183,267.90/252,909.32 = 111,647.88/x
  3. Step 3: Cross multiply
    183,267.90x = 252,909.32 × 111,647.88
  4. Step 4: Simplify right side
    183,267.90x = 28,236,788,852.00
  5. Step 5: Solve for x
    x = 28,236,788,852.00/183,267.90
  6. Step 6: Final answer
    x = 154,073.84

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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.