Home / 197,911.53-273,017.52-125,191.89

Finding the Fourth Proportional to 197,911.53, 273,017.52 and 125,191.89

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Solution

The fourth proportional to 197,911.53, 273,017.52 and 125,191.89 is: 172,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,911.53 : 273,017.52 = 125,191.89 : x
  2. Step 2: Convert to fraction form
    197,911.53/273,017.52 = 125,191.89/x
  3. Step 3: Cross multiply
    197,911.53x = 273,017.52 × 125,191.89
  4. Step 4: Simplify right side
    197,911.53x = 34,179,579,331.91
  5. Step 5: Solve for x
    x = 34,179,579,331.91/197,911.53
  6. Step 6: Final answer
    x = 172,701.30

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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.