Home / 188,104.14-259,573.41-103,214.52

Finding the Fourth Proportional to 188,104.14, 259,573.41 and 103,214.52

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Solution

The fourth proportional to 188,104.14, 259,573.41 and 103,214.52 is: 142,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,104.14 : 259,573.41 = 103,214.52 : x
  2. Step 2: Convert to fraction form
    188,104.14/259,573.41 = 103,214.52/x
  3. Step 3: Cross multiply
    188,104.14x = 259,573.41 × 103,214.52
  4. Step 4: Simplify right side
    188,104.14x = 26,791,744,917.91
  5. Step 5: Solve for x
    x = 26,791,744,917.91/188,104.14
  6. Step 6: Final answer
    x = 142,430.38

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1.5x scale

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.