Home / 188,527.23-260,178.08-103,661.91

Finding the Fourth Proportional to 188,527.23, 260,178.08 and 103,661.91

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Solution

The fourth proportional to 188,527.23, 260,178.08 and 103,661.91 is: 143,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,527.23 : 260,178.08 = 103,661.91 : x
  2. Step 2: Convert to fraction form
    188,527.23/260,178.08 = 103,661.91/x
  3. Step 3: Cross multiply
    188,527.23x = 260,178.08 × 103,661.91
  4. Step 4: Simplify right side
    188,527.23x = 26,970,556,194.62
  5. Step 5: Solve for x
    x = 26,970,556,194.62/188,527.23
  6. Step 6: Final answer
    x = 143,059.21

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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.