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Finding the Fourth Proportional to 143,173.52, 214,763.34 and 43,333.55

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Solution

The fourth proportional to 143,173.52, 214,763.34 and 43,333.55 is: 65,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,173.52 : 214,763.34 = 43,333.55 : x
  2. Step 2: Convert to fraction form
    143,173.52/214,763.34 = 43,333.55/x
  3. Step 3: Cross multiply
    143,173.52x = 214,763.34 × 43,333.55
  4. Step 4: Simplify right side
    143,173.52x = 9,306,456,858.24
  5. Step 5: Solve for x
    x = 9,306,456,858.24/143,173.52
  6. Step 6: Final answer
    x = 65,001.25

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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.