Home / 131,338.98-197,027.91-48,226.50

Finding the Fourth Proportional to 131,338.98, 197,027.91 and 48,226.50

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Solution

The fourth proportional to 131,338.98, 197,027.91 and 48,226.50 is: 72,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,338.98 : 197,027.91 = 48,226.50 : x
  2. Step 2: Convert to fraction form
    131,338.98/197,027.91 = 48,226.50/x
  3. Step 3: Cross multiply
    131,338.98x = 197,027.91 × 48,226.50
  4. Step 4: Simplify right side
    131,338.98x = 9,501,966,501.62
  5. Step 5: Solve for x
    x = 9,501,966,501.62/131,338.98
  6. Step 6: Final answer
    x = 72,346.89

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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.