Home / 130,824-196,237.89-37,329.75

Finding the Fourth Proportional to 130,824, 196,237.89 and 37,329.75

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Solution

The fourth proportional to 130,824, 196,237.89 and 37,329.75 is: 55,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,824 : 196,237.89 = 37,329.75 : x
  2. Step 2: Convert to fraction form
    130,824/196,237.89 = 37,329.75/x
  3. Step 3: Cross multiply
    130,824x = 196,237.89 × 37,329.75
  4. Step 4: Simplify right side
    130,824x = 7,325,511,374.23
  5. Step 5: Solve for x
    x = 7,325,511,374.23/130,824
  6. Step 6: Final answer
    x = 55,995.16

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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.