Home / 263,413.94-363,511.20-142,555.25

Finding the Fourth Proportional to 263,413.94, 363,511.20 and 142,555.25

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Solution

The fourth proportional to 263,413.94, 363,511.20 and 142,555.25 is: 196,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,413.94 : 363,511.20 = 142,555.25 : x
  2. Step 2: Convert to fraction form
    263,413.94/363,511.20 = 142,555.25/x
  3. Step 3: Cross multiply
    263,413.94x = 363,511.20 × 142,555.25
  4. Step 4: Simplify right side
    263,413.94x = 51,820,428,176.24
  5. Step 5: Solve for x
    x = 51,820,428,176.24/263,413.94
  6. Step 6: Final answer
    x = 196,726.22

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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.