Home / 171,480.70-236,564.58-111,071.50

Finding the Fourth Proportional to 171,480.70, 236,564.58 and 111,071.50

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Solution

The fourth proportional to 171,480.70, 236,564.58 and 111,071.50 is: 153,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,480.70 : 236,564.58 = 111,071.50 : x
  2. Step 2: Convert to fraction form
    171,480.70/236,564.58 = 111,071.50/x
  3. Step 3: Cross multiply
    171,480.70x = 236,564.58 × 111,071.50
  4. Step 4: Simplify right side
    171,480.70x = 26,275,582,747.47
  5. Step 5: Solve for x
    x = 26,275,582,747.47/171,480.70
  6. Step 6: Final answer
    x = 153,227.64

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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.