Home / 190,483.07-262,874.94-113,987.61

Finding the Fourth Proportional to 190,483.07, 262,874.94 and 113,987.61

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Solution

The fourth proportional to 190,483.07, 262,874.94 and 113,987.61 is: 157,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,483.07 : 262,874.94 = 113,987.61 : x
  2. Step 2: Convert to fraction form
    190,483.07/262,874.94 = 113,987.61/x
  3. Step 3: Cross multiply
    190,483.07x = 262,874.94 × 113,987.61
  4. Step 4: Simplify right side
    190,483.07x = 29,964,487,413.15
  5. Step 5: Solve for x
    x = 29,964,487,413.15/190,483.07
  6. Step 6: Final answer
    x = 157,307.88

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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.