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Finding the Fourth Proportional to 168,263.16, 232,192.62 and 92,811.48

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Solution

The fourth proportional to 168,263.16, 232,192.62 and 92,811.48 is: 128,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,263.16 : 232,192.62 = 92,811.48 : x
  2. Step 2: Convert to fraction form
    168,263.16/232,192.62 = 92,811.48/x
  3. Step 3: Cross multiply
    168,263.16x = 232,192.62 × 92,811.48
  4. Step 4: Simplify right side
    168,263.16x = 21,550,140,707.28
  5. Step 5: Solve for x
    x = 21,550,140,707.28/168,263.16
  6. Step 6: Final answer
    x = 128,074.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.