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Finding the Fourth Proportional to 182,989.75, 274,294.32 and 70,747.06

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Solution

The fourth proportional to 182,989.75, 274,294.32 and 70,747.06 is: 106,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,989.75 : 274,294.32 = 70,747.06 : x
  2. Step 2: Convert to fraction form
    182,989.75/274,294.32 = 70,747.06/x
  3. Step 3: Cross multiply
    182,989.75x = 274,294.32 × 70,747.06
  4. Step 4: Simplify right side
    182,989.75x = 19,405,516,714.70
  5. Step 5: Solve for x
    x = 19,405,516,714.70/182,989.75
  6. Step 6: Final answer
    x = 106,047.01

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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.