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Finding the Fourth Proportional to 173,099.10, 259,672.95 and 54,758.10

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Solution

The fourth proportional to 173,099.10, 259,672.95 and 54,758.10 is: 82,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,099.10 : 259,672.95 = 54,758.10 : x
  2. Step 2: Convert to fraction form
    173,099.10/259,672.95 = 54,758.10/x
  3. Step 3: Cross multiply
    173,099.10x = 259,672.95 × 54,758.10
  4. Step 4: Simplify right side
    173,099.10x = 14,219,197,363.40
  5. Step 5: Solve for x
    x = 14,219,197,363.40/173,099.10
  6. Step 6: Final answer
    x = 82,144.84

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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.