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Finding the Fourth Proportional to 169,617.68, 234,076.62 and 93,144.32

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Solution

The fourth proportional to 169,617.68, 234,076.62 and 93,144.32 is: 128,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,617.68 : 234,076.62 = 93,144.32 : x
  2. Step 2: Convert to fraction form
    169,617.68/234,076.62 = 93,144.32/x
  3. Step 3: Cross multiply
    169,617.68x = 234,076.62 × 93,144.32
  4. Step 4: Simplify right side
    169,617.68x = 21,802,907,597.80
  5. Step 5: Solve for x
    x = 21,802,907,597.80/169,617.68
  6. Step 6: Final answer
    x = 128,541.48

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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.