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Finding the Fourth Proportional to 183,937.70, 275,906.55 and 65,612.90

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Solution

The fourth proportional to 183,937.70, 275,906.55 and 65,612.90 is: 98,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,937.70 : 275,906.55 = 65,612.90 : x
  2. Step 2: Convert to fraction form
    183,937.70/275,906.55 = 65,612.90/x
  3. Step 3: Cross multiply
    183,937.70x = 275,906.55 × 65,612.90
  4. Step 4: Simplify right side
    183,937.70x = 18,103,028,874.50
  5. Step 5: Solve for x
    x = 18,103,028,874.50/183,937.70
  6. Step 6: Final answer
    x = 98,419.35

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1.5x scale

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.