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Finding the Fourth Proportional to 171,338.63, 236,414.50 and 110,900.88

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Solution

The fourth proportional to 171,338.63, 236,414.50 and 110,900.88 is: 153,021.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,338.63 : 236,414.50 = 110,900.88 : x
  2. Step 2: Convert to fraction form
    171,338.63/236,414.50 = 110,900.88/x
  3. Step 3: Cross multiply
    171,338.63x = 236,414.50 × 110,900.88
  4. Step 4: Simplify right side
    171,338.63x = 26,218,576,094.76
  5. Step 5: Solve for x
    x = 26,218,576,094.76/171,338.63
  6. Step 6: Final answer
    x = 153,021.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.