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Finding the Fourth Proportional to 167,866.88, 251,800.35 and 55,516.94

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Solution

The fourth proportional to 167,866.88, 251,800.35 and 55,516.94 is: 83,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,866.88 : 251,800.35 = 55,516.94 : x
  2. Step 2: Convert to fraction form
    167,866.88/251,800.35 = 55,516.94/x
  3. Step 3: Cross multiply
    167,866.88x = 251,800.35 × 55,516.94
  4. Step 4: Simplify right side
    167,866.88x = 13,979,185,816.37
  5. Step 5: Solve for x
    x = 13,979,185,816.37/167,866.88
  6. Step 6: Final answer
    x = 83,275.42

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1.5x scale

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.