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Finding the Fourth Proportional to 173,149.60, 259,748.70 and 54,808.60

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Solution

The fourth proportional to 173,149.60, 259,748.70 and 54,808.60 is: 82,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,149.60 : 259,748.70 = 54,808.60 : x
  2. Step 2: Convert to fraction form
    173,149.60/259,748.70 = 54,808.60/x
  3. Step 3: Cross multiply
    173,149.60x = 259,748.70 × 54,808.60
  4. Step 4: Simplify right side
    173,149.60x = 14,236,462,598.82
  5. Step 5: Solve for x
    x = 14,236,462,598.82/173,149.60
  6. Step 6: Final answer
    x = 82,220.59

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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.