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Finding the Fourth Proportional to 122,410.56, 168,927.48 and 68,696.76

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Solution

The fourth proportional to 122,410.56, 168,927.48 and 68,696.76 is: 94,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,410.56 : 168,927.48 = 68,696.76 : x
  2. Step 2: Convert to fraction form
    122,410.56/168,927.48 = 68,696.76/x
  3. Step 3: Cross multiply
    122,410.56x = 168,927.48 × 68,696.76
  4. Step 4: Simplify right side
    122,410.56x = 11,604,770,550.96
  5. Step 5: Solve for x
    x = 11,604,770,550.96/122,410.56
  6. Step 6: Final answer
    x = 94,802.04

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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.