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Finding the Fourth Proportional to 167,754.50, 251,631.76 and 43,095.50

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Solution

The fourth proportional to 167,754.50, 251,631.76 and 43,095.50 is: 64,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,754.50 : 251,631.76 = 43,095.50 : x
  2. Step 2: Convert to fraction form
    167,754.50/251,631.76 = 43,095.50/x
  3. Step 3: Cross multiply
    167,754.50x = 251,631.76 × 43,095.50
  4. Step 4: Simplify right side
    167,754.50x = 10,844,196,513.08
  5. Step 5: Solve for x
    x = 10,844,196,513.08/167,754.50
  6. Step 6: Final answer
    x = 64,643.25

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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.