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Finding the Fourth Proportional to 183,372.76, 275,035.77 and 70,976.08

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Solution

The fourth proportional to 183,372.76, 275,035.77 and 70,976.08 is: 106,455.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,372.76 : 275,035.77 = 70,976.08 : x
  2. Step 2: Convert to fraction form
    183,372.76/275,035.77 = 70,976.08/x
  3. Step 3: Cross multiply
    183,372.76x = 275,035.77 × 70,976.08
  4. Step 4: Simplify right side
    183,372.76x = 19,520,960,126.79
  5. Step 5: Solve for x
    x = 19,520,960,126.79/183,372.76
  6. Step 6: Final answer
    x = 106,455.07

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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.