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Finding the Fourth Proportional to 167,959, 251,953.08 and 43,300

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Solution

The fourth proportional to 167,959, 251,953.08 and 43,300 is: 64,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,959 : 251,953.08 = 43,300 : x
  2. Step 2: Convert to fraction form
    167,959/251,953.08 = 43,300/x
  3. Step 3: Cross multiply
    167,959x = 251,953.08 × 43,300
  4. Step 4: Simplify right side
    167,959x = 10,909,568,364
  5. Step 5: Solve for x
    x = 10,909,568,364/167,959
  6. Step 6: Final answer
    x = 64,953.76

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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.