Home / 164,865.58-227,728.06-121,932.34

Finding the Fourth Proportional to 164,865.58, 227,728.06 and 121,932.34

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Solution

The fourth proportional to 164,865.58, 227,728.06 and 121,932.34 is: 168,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,865.58 : 227,728.06 = 121,932.34 : x
  2. Step 2: Convert to fraction form
    164,865.58/227,728.06 = 121,932.34/x
  3. Step 3: Cross multiply
    164,865.58x = 227,728.06 × 121,932.34
  4. Step 4: Simplify right side
    164,865.58x = 27,767,414,365.31
  5. Step 5: Solve for x
    x = 27,767,414,365.31/164,865.58
  6. Step 6: Final answer
    x = 168,424.57

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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.