Home / 164,863.20-227,511.48-89,411.76

Finding the Fourth Proportional to 164,863.20, 227,511.48 and 89,411.76

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Solution

The fourth proportional to 164,863.20, 227,511.48 and 89,411.76 is: 123,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,863.20 : 227,511.48 = 89,411.76 : x
  2. Step 2: Convert to fraction form
    164,863.20/227,511.48 = 89,411.76/x
  3. Step 3: Cross multiply
    164,863.20x = 227,511.48 × 89,411.76
  4. Step 4: Simplify right side
    164,863.20x = 20,342,201,847.00
  5. Step 5: Solve for x
    x = 20,342,201,847.00/164,863.20
  6. Step 6: Final answer
    x = 123,388.37

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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.