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Finding the Fourth Proportional to 173,891.96, 260,816.16 and 55,553.48

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Solution

The fourth proportional to 173,891.96, 260,816.16 and 55,553.48 is: 83,323.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,891.96 : 260,816.16 = 55,553.48 : x
  2. Step 2: Convert to fraction form
    173,891.96/260,816.16 = 55,553.48/x
  3. Step 3: Cross multiply
    173,891.96x = 260,816.16 × 55,553.48
  4. Step 4: Simplify right side
    173,891.96x = 14,489,245,328.24
  5. Step 5: Solve for x
    x = 14,489,245,328.24/173,891.96
  6. Step 6: Final answer
    x = 83,323.26

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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.