Home / 239,921.51-360,099.90-127,696.22

Finding the Fourth Proportional to 239,921.51, 360,099.90 and 127,696.22

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Solution

The fourth proportional to 239,921.51, 360,099.90 and 127,696.22 is: 191,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,921.51 : 360,099.90 = 127,696.22 : x
  2. Step 2: Convert to fraction form
    239,921.51/360,099.90 = 127,696.22/x
  3. Step 3: Cross multiply
    239,921.51x = 360,099.90 × 127,696.22
  4. Step 4: Simplify right side
    239,921.51x = 45,983,394,251.88
  5. Step 5: Solve for x
    x = 45,983,394,251.88/239,921.51
  6. Step 6: Final answer
    x = 191,660.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.