Home / 188,092.56-259,567.02-103,211.04

Finding the Fourth Proportional to 188,092.56, 259,567.02 and 103,211.04

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Solution

The fourth proportional to 188,092.56, 259,567.02 and 103,211.04 is: 142,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,092.56 : 259,567.02 = 103,211.04 : x
  2. Step 2: Convert to fraction form
    188,092.56/259,567.02 = 103,211.04/x
  3. Step 3: Cross multiply
    188,092.56x = 259,567.02 × 103,211.04
  4. Step 4: Simplify right side
    188,092.56x = 26,790,182,083.90
  5. Step 5: Solve for x
    x = 26,790,182,083.90/188,092.56
  6. Step 6: Final answer
    x = 142,430.84

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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.