Home / 171,480.19-236,563.89-111,071.01

Finding the Fourth Proportional to 171,480.19, 236,563.89 and 111,071.01

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Solution

The fourth proportional to 171,480.19, 236,563.89 and 111,071.01 is: 153,226.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,480.19 : 236,563.89 = 111,071.01 : x
  2. Step 2: Convert to fraction form
    171,480.19/236,563.89 = 111,071.01/x
  3. Step 3: Cross multiply
    171,480.19x = 236,563.89 × 111,071.01
  4. Step 4: Simplify right side
    171,480.19x = 26,275,390,191.83
  5. Step 5: Solve for x
    x = 26,275,390,191.83/171,480.19
  6. Step 6: Final answer
    x = 153,226.97

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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.