Home / 197,791.65-272,946.24-111,754.26

Finding the Fourth Proportional to 197,791.65, 272,946.24 and 111,754.26

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Solution

The fourth proportional to 197,791.65, 272,946.24 and 111,754.26 is: 154,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,791.65 : 272,946.24 = 111,754.26 : x
  2. Step 2: Convert to fraction form
    197,791.65/272,946.24 = 111,754.26/x
  3. Step 3: Cross multiply
    197,791.65x = 272,946.24 × 111,754.26
  4. Step 4: Simplify right side
    197,791.65x = 30,502,905,070.98
  5. Step 5: Solve for x
    x = 30,502,905,070.98/197,791.65
  6. Step 6: Final answer
    x = 154,217.35

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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.