Home / 164,660.43-227,232.33-89,208.93

Finding the Fourth Proportional to 164,660.43, 227,232.33 and 89,208.93

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Solution

The fourth proportional to 164,660.43, 227,232.33 and 89,208.93 is: 123,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,660.43 : 227,232.33 = 89,208.93 : x
  2. Step 2: Convert to fraction form
    164,660.43/227,232.33 = 89,208.93/x
  3. Step 3: Cross multiply
    164,660.43x = 227,232.33 × 89,208.93
  4. Step 4: Simplify right side
    164,660.43x = 20,271,153,020.71
  5. Step 5: Solve for x
    x = 20,271,153,020.71/164,660.43
  6. Step 6: Final answer
    x = 123,108.83

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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.