Home / 187,556.70-258,829.98-111,080.14

Finding the Fourth Proportional to 187,556.70, 258,829.98 and 111,080.14

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Solution

The fourth proportional to 187,556.70, 258,829.98 and 111,080.14 is: 153,291.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,556.70 : 258,829.98 = 111,080.14 : x
  2. Step 2: Convert to fraction form
    187,556.70/258,829.98 = 111,080.14/x
  3. Step 3: Cross multiply
    187,556.70x = 258,829.98 × 111,080.14
  4. Step 4: Simplify right side
    187,556.70x = 28,750,870,414.60
  5. Step 5: Solve for x
    x = 28,750,870,414.60/187,556.70
  6. Step 6: Final answer
    x = 153,291.62

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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.