Home / 187,848.26-281,145.00-111,699.66

Finding the Fourth Proportional to 187,848.26, 281,145.00 and 111,699.66

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Solution

The fourth proportional to 187,848.26, 281,145.00 and 111,699.66 is: 167,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,848.26 : 281,145.00 = 111,699.66 : x
  2. Step 2: Convert to fraction form
    187,848.26/281,145.00 = 111,699.66/x
  3. Step 3: Cross multiply
    187,848.26x = 281,145.00 × 111,699.66
  4. Step 4: Simplify right side
    187,848.26x = 31,403,800,488.27
  5. Step 5: Solve for x
    x = 31,403,800,488.27/187,848.26
  6. Step 6: Final answer
    x = 167,176.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.