Home / 188,641.44-284,085.27-170,134.56

Finding the Fourth Proportional to 188,641.44, 284,085.27 and 170,134.56

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Solution

The fourth proportional to 188,641.44, 284,085.27 and 170,134.56 is: 256,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,641.44 : 284,085.27 = 170,134.56 : x
  2. Step 2: Convert to fraction form
    188,641.44/284,085.27 = 170,134.56/x
  3. Step 3: Cross multiply
    188,641.44x = 284,085.27 × 170,134.56
  4. Step 4: Simplify right side
    188,641.44x = 48,332,722,413.93
  5. Step 5: Solve for x
    x = 48,332,722,413.93/188,641.44
  6. Step 6: Final answer
    x = 256,214.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.