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Finding the Fourth Proportional to 168,264.16, 232,194 and 92,812.48

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Solution

The fourth proportional to 168,264.16, 232,194 and 92,812.48 is: 128,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,264.16 : 232,194 = 92,812.48 : x
  2. Step 2: Convert to fraction form
    168,264.16/232,194 = 92,812.48/x
  3. Step 3: Cross multiply
    168,264.16x = 232,194 × 92,812.48
  4. Step 4: Simplify right side
    168,264.16x = 21,550,500,981.12
  5. Step 5: Solve for x
    x = 21,550,500,981.12/168,264.16
  6. Step 6: Final answer
    x = 128,075.41

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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.