Home / 171,747.24-236,962.68-111,320.42

Finding the Fourth Proportional to 171,747.24, 236,962.68 and 111,320.42

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Solution

The fourth proportional to 171,747.24, 236,962.68 and 111,320.42 is: 153,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,747.24 : 236,962.68 = 111,320.42 : x
  2. Step 2: Convert to fraction form
    171,747.24/236,962.68 = 111,320.42/x
  3. Step 3: Cross multiply
    171,747.24x = 236,962.68 × 111,320.42
  4. Step 4: Simplify right side
    171,747.24x = 26,378,785,061.93
  5. Step 5: Solve for x
    x = 26,378,785,061.93/171,747.24
  6. Step 6: Final answer
    x = 153,590.74

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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.