Home / 86,972.54-120,027.83-48,730.01

Finding the Fourth Proportional to 86,972.54, 120,027.83 and 48,730.01

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Solution

The fourth proportional to 86,972.54, 120,027.83 and 48,730.01 is: 67,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,972.54 : 120,027.83 = 48,730.01 : x
  2. Step 2: Convert to fraction form
    86,972.54/120,027.83 = 48,730.01/x
  3. Step 3: Cross multiply
    86,972.54x = 120,027.83 × 48,730.01
  4. Step 4: Simplify right side
    86,972.54x = 5,848,956,512.39
  5. Step 5: Solve for x
    x = 5,848,956,512.39/86,972.54
  6. Step 6: Final answer
    x = 67,250.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.