Home / 164,491.44-226,998.48-89,039.76

Finding the Fourth Proportional to 164,491.44, 226,998.48 and 89,039.76

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Solution

The fourth proportional to 164,491.44, 226,998.48 and 89,039.76 is: 122,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,491.44 : 226,998.48 = 89,039.76 : x
  2. Step 2: Convert to fraction form
    164,491.44/226,998.48 = 89,039.76/x
  3. Step 3: Cross multiply
    164,491.44x = 226,998.48 × 89,039.76
  4. Step 4: Simplify right side
    164,491.44x = 20,211,890,179.56
  5. Step 5: Solve for x
    x = 20,211,890,179.56/164,491.44
  6. Step 6: Final answer
    x = 122,875.03

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1.5x scale

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.