Home / 199,145.40-274,823.08-114,270.36

Finding the Fourth Proportional to 199,145.40, 274,823.08 and 114,270.36

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Solution

The fourth proportional to 199,145.40, 274,823.08 and 114,270.36 is: 157,694.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,145.40 : 274,823.08 = 114,270.36 : x
  2. Step 2: Convert to fraction form
    199,145.40/274,823.08 = 114,270.36/x
  3. Step 3: Cross multiply
    199,145.40x = 274,823.08 × 114,270.36
  4. Step 4: Simplify right side
    199,145.40x = 31,404,132,287.91
  5. Step 5: Solve for x
    x = 31,404,132,287.91/199,145.40
  6. Step 6: Final answer
    x = 157,694.49

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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.