Home / 197,274.60-272,265.62-111,251.28

Finding the Fourth Proportional to 197,274.60, 272,265.62 and 111,251.28

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Solution

The fourth proportional to 197,274.60, 272,265.62 and 111,251.28 is: 153,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,274.60 : 272,265.62 = 111,251.28 : x
  2. Step 2: Convert to fraction form
    197,274.60/272,265.62 = 111,251.28/x
  3. Step 3: Cross multiply
    197,274.60x = 272,265.62 × 111,251.28
  4. Step 4: Simplify right side
    197,274.60x = 30,289,898,044.33
  5. Step 5: Solve for x
    x = 30,289,898,044.33/197,274.60
  6. Step 6: Final answer
    x = 153,541.81

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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.