Home / 90,479.66-124,851.86-50,183.33

Finding the Fourth Proportional to 90,479.66, 124,851.86 and 50,183.33

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Solution

The fourth proportional to 90,479.66, 124,851.86 and 50,183.33 is: 69,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,479.66 : 124,851.86 = 50,183.33 : x
  2. Step 2: Convert to fraction form
    90,479.66/124,851.86 = 50,183.33/x
  3. Step 3: Cross multiply
    90,479.66x = 124,851.86 × 50,183.33
  4. Step 4: Simplify right side
    90,479.66x = 6,265,481,216.32
  5. Step 5: Solve for x
    x = 6,265,481,216.32/90,479.66
  6. Step 6: Final answer
    x = 69,247.40

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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.