Home / 188,554.81-260,211.06-114,971.56

Finding the Fourth Proportional to 188,554.81, 260,211.06 and 114,971.56

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Solution

The fourth proportional to 188,554.81, 260,211.06 and 114,971.56 is: 158,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,554.81 : 260,211.06 = 114,971.56 : x
  2. Step 2: Convert to fraction form
    188,554.81/260,211.06 = 114,971.56/x
  3. Step 3: Cross multiply
    188,554.81x = 260,211.06 × 114,971.56
  4. Step 4: Simplify right side
    188,554.81x = 29,916,870,559.50
  5. Step 5: Solve for x
    x = 29,916,870,559.50/188,554.81
  6. Step 6: Final answer
    x = 158,664.05

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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.