Home / 151,380.80-208,889.82-93,228.33

Finding the Fourth Proportional to 151,380.80, 208,889.82 and 93,228.33

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Solution

The fourth proportional to 151,380.80, 208,889.82 and 93,228.33 is: 128,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,380.80 : 208,889.82 = 93,228.33 : x
  2. Step 2: Convert to fraction form
    151,380.80/208,889.82 = 93,228.33/x
  3. Step 3: Cross multiply
    151,380.80x = 208,889.82 × 93,228.33
  4. Step 4: Simplify right side
    151,380.80x = 19,474,449,072.60
  5. Step 5: Solve for x
    x = 19,474,449,072.60/151,380.80
  6. Step 6: Final answer
    x = 128,645.44

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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.