Home / 164,688.24-227,270.16-89,236.74

Finding the Fourth Proportional to 164,688.24, 227,270.16 and 89,236.74

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Solution

The fourth proportional to 164,688.24, 227,270.16 and 89,236.74 is: 123,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,688.24 : 227,270.16 = 89,236.74 : x
  2. Step 2: Convert to fraction form
    164,688.24/227,270.16 = 89,236.74/x
  3. Step 3: Cross multiply
    164,688.24x = 227,270.16 × 89,236.74
  4. Step 4: Simplify right side
    164,688.24x = 20,280,848,177.68
  5. Step 5: Solve for x
    x = 20,280,848,177.68/164,688.24
  6. Step 6: Final answer
    x = 123,146.91

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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.