Home / 164,748.68-247,139.42-76,027.58

Finding the Fourth Proportional to 164,748.68, 247,139.42 and 76,027.58

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Solution

The fourth proportional to 164,748.68, 247,139.42 and 76,027.58 is: 114,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,748.68 : 247,139.42 = 76,027.58 : x
  2. Step 2: Convert to fraction form
    164,748.68/247,139.42 = 76,027.58/x
  3. Step 3: Cross multiply
    164,748.68x = 247,139.42 × 76,027.58
  4. Step 4: Simplify right side
    164,748.68x = 18,789,410,409.37
  5. Step 5: Solve for x
    x = 18,789,410,409.37/164,748.68
  6. Step 6: Final answer
    x = 114,048.93

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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.