Home / 47,337.84-71,009.44-12,276.56

Finding the Fourth Proportional to 47,337.84, 71,009.44 and 12,276.56

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Solution

The fourth proportional to 47,337.84, 71,009.44 and 12,276.56 is: 18,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,337.84 : 71,009.44 = 12,276.56 : x
  2. Step 2: Convert to fraction form
    47,337.84/71,009.44 = 12,276.56/x
  3. Step 3: Cross multiply
    47,337.84x = 71,009.44 × 12,276.56
  4. Step 4: Simplify right side
    47,337.84x = 871,751,650.73
  5. Step 5: Solve for x
    x = 871,751,650.73/47,337.84
  6. Step 6: Final answer
    x = 18,415.54

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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.