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Finding the Fourth Proportional to 171,499.21, 257,277.74 and 59,149.37

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Solution

The fourth proportional to 171,499.21, 257,277.74 and 59,149.37 is: 88,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,499.21 : 257,277.74 = 59,149.37 : x
  2. Step 2: Convert to fraction form
    171,499.21/257,277.74 = 59,149.37/x
  3. Step 3: Cross multiply
    171,499.21x = 257,277.74 × 59,149.37
  4. Step 4: Simplify right side
    171,499.21x = 15,217,817,027.09
  5. Step 5: Solve for x
    x = 15,217,817,027.09/171,499.21
  6. Step 6: Final answer
    x = 88,734.04

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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.