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Finding the Fourth Proportional to 167,418.60, 251,322.30 and 166,252.20

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Solution

The fourth proportional to 167,418.60, 251,322.30 and 166,252.20 is: 249,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,418.60 : 251,322.30 = 166,252.20 : x
  2. Step 2: Convert to fraction form
    167,418.60/251,322.30 = 166,252.20/x
  3. Step 3: Cross multiply
    167,418.60x = 251,322.30 × 166,252.20
  4. Step 4: Simplify right side
    167,418.60x = 41,782,885,284.06
  5. Step 5: Solve for x
    x = 41,782,885,284.06/167,418.60
  6. Step 6: Final answer
    x = 249,571.35

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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.