Home / 171,747.92-237,007.55-99,148.36

Finding the Fourth Proportional to 171,747.92, 237,007.55 and 99,148.36

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Solution

The fourth proportional to 171,747.92, 237,007.55 and 99,148.36 is: 136,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,747.92 : 237,007.55 = 99,148.36 : x
  2. Step 2: Convert to fraction form
    171,747.92/237,007.55 = 99,148.36/x
  3. Step 3: Cross multiply
    171,747.92x = 237,007.55 × 99,148.36
  4. Step 4: Simplify right side
    171,747.92x = 23,498,909,297.60
  5. Step 5: Solve for x
    x = 23,498,909,297.60/171,747.92
  6. Step 6: Final answer
    x = 136,822.09

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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.