Home / 49,627.98-68,480.10-30,517.65

Finding the Fourth Proportional to 49,627.98, 68,480.10 and 30,517.65

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Solution

The fourth proportional to 49,627.98, 68,480.10 and 30,517.65 is: 42,110.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,627.98 : 68,480.10 = 30,517.65 : x
  2. Step 2: Convert to fraction form
    49,627.98/68,480.10 = 30,517.65/x
  3. Step 3: Cross multiply
    49,627.98x = 68,480.10 × 30,517.65
  4. Step 4: Simplify right side
    49,627.98x = 2,089,851,723.77
  5. Step 5: Solve for x
    x = 2,089,851,723.77/49,627.98
  6. Step 6: Final answer
    x = 42,110.35

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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.