Home / 167,686.04-231,502.38-111,173.96

Finding the Fourth Proportional to 167,686.04, 231,502.38 and 111,173.96

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Solution

The fourth proportional to 167,686.04, 231,502.38 and 111,173.96 is: 153,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,686.04 : 231,502.38 = 111,173.96 : x
  2. Step 2: Convert to fraction form
    167,686.04/231,502.38 = 111,173.96/x
  3. Step 3: Cross multiply
    167,686.04x = 231,502.38 × 111,173.96
  4. Step 4: Simplify right side
    167,686.04x = 25,737,036,334.02
  5. Step 5: Solve for x
    x = 25,737,036,334.02/167,686.04
  6. Step 6: Final answer
    x = 153,483.48

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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.