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Finding the Fourth Proportional to 167,705.64, 251,558.64 and 43,046.64

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Solution

The fourth proportional to 167,705.64, 251,558.64 and 43,046.64 is: 64,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,705.64 : 251,558.64 = 43,046.64 : x
  2. Step 2: Convert to fraction form
    167,705.64/251,558.64 = 43,046.64/x
  3. Step 3: Cross multiply
    167,705.64x = 251,558.64 × 43,046.64
  4. Step 4: Simplify right side
    167,705.64x = 10,828,754,214.97
  5. Step 5: Solve for x
    x = 10,828,754,214.97/167,705.64
  6. Step 6: Final answer
    x = 64,570.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.