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Finding the Fourth Proportional to 183,116.64, 274,663.44 and 70,750.56

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Solution

The fourth proportional to 183,116.64, 274,663.44 and 70,750.56 is: 106,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,116.64 : 274,663.44 = 70,750.56 : x
  2. Step 2: Convert to fraction form
    183,116.64/274,663.44 = 70,750.56/x
  3. Step 3: Cross multiply
    183,116.64x = 274,663.44 × 70,750.56
  4. Step 4: Simplify right side
    183,116.64x = 19,432,592,191.53
  5. Step 5: Solve for x
    x = 19,432,592,191.53/183,116.64
  6. Step 6: Final answer
    x = 106,121.39

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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.