Home / 80,325.03-110,851.38-48,487.71

Finding the Fourth Proportional to 80,325.03, 110,851.38 and 48,487.71

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Solution

The fourth proportional to 80,325.03, 110,851.38 and 48,487.71 is: 66,914.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,325.03 : 110,851.38 = 48,487.71 : x
  2. Step 2: Convert to fraction form
    80,325.03/110,851.38 = 48,487.71/x
  3. Step 3: Cross multiply
    80,325.03x = 110,851.38 × 48,487.71
  4. Step 4: Simplify right side
    80,325.03x = 5,374,929,566.54
  5. Step 5: Solve for x
    x = 5,374,929,566.54/80,325.03
  6. Step 6: Final answer
    x = 66,914.75

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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.