Home / 188,623.89-260,295.93-106,967.12

Finding the Fourth Proportional to 188,623.89, 260,295.93 and 106,967.12

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Solution

The fourth proportional to 188,623.89, 260,295.93 and 106,967.12 is: 147,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,623.89 : 260,295.93 = 106,967.12 : x
  2. Step 2: Convert to fraction form
    188,623.89/260,295.93 = 106,967.12/x
  3. Step 3: Cross multiply
    188,623.89x = 260,295.93 × 106,967.12
  4. Step 4: Simplify right side
    188,623.89x = 27,843,104,678.34
  5. Step 5: Solve for x
    x = 27,843,104,678.34/188,623.89
  6. Step 6: Final answer
    x = 147,611.76

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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.