Home / 197,370.27-272,350.89-116,782.02

Finding the Fourth Proportional to 197,370.27, 272,350.89 and 116,782.02

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Solution

The fourth proportional to 197,370.27, 272,350.89 and 116,782.02 is: 161,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,370.27 : 272,350.89 = 116,782.02 : x
  2. Step 2: Convert to fraction form
    197,370.27/272,350.89 = 116,782.02/x
  3. Step 3: Cross multiply
    197,370.27x = 272,350.89 × 116,782.02
  4. Step 4: Simplify right side
    197,370.27x = 31,805,687,083.00
  5. Step 5: Solve for x
    x = 31,805,687,083.00/197,370.27
  6. Step 6: Final answer
    x = 161,147.30

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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.