Home / 122,898.20-184,391.44-42,947.75

Finding the Fourth Proportional to 122,898.20, 184,391.44 and 42,947.75

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Solution

The fourth proportional to 122,898.20, 184,391.44 and 42,947.75 is: 64,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,898.20 : 184,391.44 = 42,947.75 : x
  2. Step 2: Convert to fraction form
    122,898.20/184,391.44 = 42,947.75/x
  3. Step 3: Cross multiply
    122,898.20x = 184,391.44 × 42,947.75
  4. Step 4: Simplify right side
    122,898.20x = 7,919,197,820.87
  5. Step 5: Solve for x
    x = 7,919,197,820.87/122,898.20
  6. Step 6: Final answer
    x = 64,437.06

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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.