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Finding the Fourth Proportional to 173,955.12, 260,932.87 and 47,586.01

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Solution

The fourth proportional to 173,955.12, 260,932.87 and 47,586.01 is: 71,379.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,955.12 : 260,932.87 = 47,586.01 : x
  2. Step 2: Convert to fraction form
    173,955.12/260,932.87 = 47,586.01/x
  3. Step 3: Cross multiply
    173,955.12x = 260,932.87 × 47,586.01
  4. Step 4: Simplify right side
    173,955.12x = 12,416,753,189.84
  5. Step 5: Solve for x
    x = 12,416,753,189.84/173,955.12
  6. Step 6: Final answer
    x = 71,379.06

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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.