Home / 186,027.58-279,035.11-80,846.56

Finding the Fourth Proportional to 186,027.58, 279,035.11 and 80,846.56

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Solution

The fourth proportional to 186,027.58, 279,035.11 and 80,846.56 is: 121,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,027.58 : 279,035.11 = 80,846.56 : x
  2. Step 2: Convert to fraction form
    186,027.58/279,035.11 = 80,846.56/x
  3. Step 3: Cross multiply
    186,027.58x = 279,035.11 × 80,846.56
  4. Step 4: Simplify right side
    186,027.58x = 22,559,028,762.72
  5. Step 5: Solve for x
    x = 22,559,028,762.72/186,027.58
  6. Step 6: Final answer
    x = 121,267.12

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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.