Home / 164,989.09-227,685.11-89,537.59

Finding the Fourth Proportional to 164,989.09, 227,685.11 and 89,537.59

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Solution

The fourth proportional to 164,989.09, 227,685.11 and 89,537.59 is: 123,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,989.09 : 227,685.11 = 89,537.59 : x
  2. Step 2: Convert to fraction form
    164,989.09/227,685.11 = 89,537.59/x
  3. Step 3: Cross multiply
    164,989.09x = 227,685.11 × 89,537.59
  4. Step 4: Simplify right side
    164,989.09x = 20,386,376,028.28
  5. Step 5: Solve for x
    x = 20,386,376,028.28/164,989.09
  6. Step 6: Final answer
    x = 123,561.96

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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.