Home / 188,235.27-259,763.25-102,192.21

Finding the Fourth Proportional to 188,235.27, 259,763.25 and 102,192.21

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Solution

The fourth proportional to 188,235.27, 259,763.25 and 102,192.21 is: 141,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,235.27 : 259,763.25 = 102,192.21 : x
  2. Step 2: Convert to fraction form
    188,235.27/259,763.25 = 102,192.21/x
  3. Step 3: Cross multiply
    188,235.27x = 259,763.25 × 102,192.21
  4. Step 4: Simplify right side
    188,235.27x = 26,545,780,594.28
  5. Step 5: Solve for x
    x = 26,545,780,594.28/188,235.27
  6. Step 6: Final answer
    x = 141,024.48

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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.