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Finding the Fourth Proportional to 167,322.43, 230,905.24 and 90,841.62

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Solution

The fourth proportional to 167,322.43, 230,905.24 and 90,841.62 is: 125,361.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,322.43 : 230,905.24 = 90,841.62 : x
  2. Step 2: Convert to fraction form
    167,322.43/230,905.24 = 90,841.62/x
  3. Step 3: Cross multiply
    167,322.43x = 230,905.24 × 90,841.62
  4. Step 4: Simplify right side
    167,322.43x = 20,975,806,068.09
  5. Step 5: Solve for x
    x = 20,975,806,068.09/167,322.43
  6. Step 6: Final answer
    x = 125,361.59

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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.