Home / 164,427.89-226,911.09-88,976.39

Finding the Fourth Proportional to 164,427.89, 226,911.09 and 88,976.39

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Solution

The fourth proportional to 164,427.89, 226,911.09 and 88,976.39 is: 122,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,427.89 : 226,911.09 = 88,976.39 : x
  2. Step 2: Convert to fraction form
    164,427.89/226,911.09 = 88,976.39/x
  3. Step 3: Cross multiply
    164,427.89x = 226,911.09 × 88,976.39
  4. Step 4: Simplify right side
    164,427.89x = 20,189,729,639.17
  5. Step 5: Solve for x
    x = 20,189,729,639.17/164,427.89
  6. Step 6: Final answer
    x = 122,787.74

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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.