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Finding the Fourth Proportional to 196,168.88, 294,220.38 and 55,894.16

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Solution

The fourth proportional to 196,168.88, 294,220.38 and 55,894.16 is: 83,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,168.88 : 294,220.38 = 55,894.16 : x
  2. Step 2: Convert to fraction form
    196,168.88/294,220.38 = 55,894.16/x
  3. Step 3: Cross multiply
    196,168.88x = 294,220.38 × 55,894.16
  4. Step 4: Simplify right side
    196,168.88x = 16,445,200,994.98
  5. Step 5: Solve for x
    x = 16,445,200,994.98/196,168.88
  6. Step 6: Final answer
    x = 83,831.85

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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.