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Finding the Fourth Proportional to 173,317.64, 259,991.22 and 48,658.64

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Solution

The fourth proportional to 173,317.64, 259,991.22 and 48,658.64 is: 72,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,317.64 : 259,991.22 = 48,658.64 : x
  2. Step 2: Convert to fraction form
    173,317.64/259,991.22 = 48,658.64/x
  3. Step 3: Cross multiply
    173,317.64x = 259,991.22 × 48,658.64
  4. Step 4: Simplify right side
    173,317.64x = 12,650,819,177.14
  5. Step 5: Solve for x
    x = 12,650,819,177.14/173,317.64
  6. Step 6: Final answer
    x = 72,992.10

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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.