Home / 37,100.70-51,202.53-21,186.36

Finding the Fourth Proportional to 37,100.70, 51,202.53 and 21,186.36

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Solution

The fourth proportional to 37,100.70, 51,202.53 and 21,186.36 is: 29,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,100.70 : 51,202.53 = 21,186.36 : x
  2. Step 2: Convert to fraction form
    37,100.70/51,202.53 = 21,186.36/x
  3. Step 3: Cross multiply
    37,100.70x = 51,202.53 × 21,186.36
  4. Step 4: Simplify right side
    37,100.70x = 1,084,795,233.49
  5. Step 5: Solve for x
    x = 1,084,795,233.49/37,100.70
  6. Step 6: Final answer
    x = 29,239.21

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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.