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Finding the Fourth Proportional to 168,980.88, 233,190.09 and 92,498.10

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Solution

The fourth proportional to 168,980.88, 233,190.09 and 92,498.10 is: 127,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,980.88 : 233,190.09 = 92,498.10 : x
  2. Step 2: Convert to fraction form
    168,980.88/233,190.09 = 92,498.10/x
  3. Step 3: Cross multiply
    168,980.88x = 233,190.09 × 92,498.10
  4. Step 4: Simplify right side
    168,980.88x = 21,569,640,263.83
  5. Step 5: Solve for x
    x = 21,569,640,263.83/168,980.88
  6. Step 6: Final answer
    x = 127,645.45

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1.5x scale

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.