Home / 164,731.74-227,323.68-89,278.62

Finding the Fourth Proportional to 164,731.74, 227,323.68 and 89,278.62

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Solution

The fourth proportional to 164,731.74, 227,323.68 and 89,278.62 is: 123,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,731.74 : 227,323.68 = 89,278.62 : x
  2. Step 2: Convert to fraction form
    164,731.74/227,323.68 = 89,278.62/x
  3. Step 3: Cross multiply
    164,731.74x = 227,323.68 × 89,278.62
  4. Step 4: Simplify right side
    164,731.74x = 20,295,144,443.72
  5. Step 5: Solve for x
    x = 20,295,144,443.72/164,731.74
  6. Step 6: Final answer
    x = 123,201.18

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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.