Home / 190,413.32-262,740.66-109,843.88

Finding the Fourth Proportional to 190,413.32, 262,740.66 and 109,843.88

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Solution

The fourth proportional to 190,413.32, 262,740.66 and 109,843.88 is: 151,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,413.32 : 262,740.66 = 109,843.88 : x
  2. Step 2: Convert to fraction form
    190,413.32/262,740.66 = 109,843.88/x
  3. Step 3: Cross multiply
    190,413.32x = 262,740.66 × 109,843.88
  4. Step 4: Simplify right side
    190,413.32x = 28,860,453,528.16
  5. Step 5: Solve for x
    x = 28,860,453,528.16/190,413.32
  6. Step 6: Final answer
    x = 151,567.41

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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.