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Finding the Fourth Proportional to 167,388.46, 251,054.98 and 55,070.07

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Solution

The fourth proportional to 167,388.46, 251,054.98 and 55,070.07 is: 82,595.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,388.46 : 251,054.98 = 55,070.07 : x
  2. Step 2: Convert to fraction form
    167,388.46/251,054.98 = 55,070.07/x
  3. Step 3: Cross multiply
    167,388.46x = 251,054.98 × 55,070.07
  4. Step 4: Simplify right side
    167,388.46x = 13,825,615,322.45
  5. Step 5: Solve for x
    x = 13,825,615,322.45/167,388.46
  6. Step 6: Final answer
    x = 82,595.99

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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.