Home / 50,851.72-70,172.22-29,879.13

Finding the Fourth Proportional to 50,851.72, 70,172.22 and 29,879.13

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Solution

The fourth proportional to 50,851.72, 70,172.22 and 29,879.13 is: 41,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,851.72 : 70,172.22 = 29,879.13 : x
  2. Step 2: Convert to fraction form
    50,851.72/70,172.22 = 29,879.13/x
  3. Step 3: Cross multiply
    50,851.72x = 70,172.22 × 29,879.13
  4. Step 4: Simplify right side
    50,851.72x = 2,096,684,883.77
  5. Step 5: Solve for x
    x = 2,096,684,883.77/50,851.72
  6. Step 6: Final answer
    x = 41,231.35

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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.