Home / 187,556.38-258,774.82-111,041.89

Finding the Fourth Proportional to 187,556.38, 258,774.82 and 111,041.89

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Solution

The fourth proportional to 187,556.38, 258,774.82 and 111,041.89 is: 153,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,556.38 : 258,774.82 = 111,041.89 : x
  2. Step 2: Convert to fraction form
    187,556.38/258,774.82 = 111,041.89/x
  3. Step 3: Cross multiply
    187,556.38x = 258,774.82 × 111,041.89
  4. Step 4: Simplify right side
    187,556.38x = 28,734,844,172.67
  5. Step 5: Solve for x
    x = 28,734,844,172.67/187,556.38
  6. Step 6: Final answer
    x = 153,206.44

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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.