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Finding the Fourth Proportional to 173,263.79, 259,895.52 and 65,213.34

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Solution

The fourth proportional to 173,263.79, 259,895.52 and 65,213.34 is: 97,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,263.79 : 259,895.52 = 65,213.34 : x
  2. Step 2: Convert to fraction form
    173,263.79/259,895.52 = 65,213.34/x
  3. Step 3: Cross multiply
    173,263.79x = 259,895.52 × 65,213.34
  4. Step 4: Simplify right side
    173,263.79x = 16,948,654,505.05
  5. Step 5: Solve for x
    x = 16,948,654,505.05/173,263.79
  6. Step 6: Final answer
    x = 97,819.95

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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.