Home / 284,464.25-426,758.73-106,971.20

Finding the Fourth Proportional to 284,464.25, 426,758.73 and 106,971.20

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Solution

The fourth proportional to 284,464.25, 426,758.73 and 106,971.20 is: 160,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,464.25 : 426,758.73 = 106,971.20 : x
  2. Step 2: Convert to fraction form
    284,464.25/426,758.73 = 106,971.20/x
  3. Step 3: Cross multiply
    284,464.25x = 426,758.73 × 106,971.20
  4. Step 4: Simplify right side
    284,464.25x = 45,650,891,324.78
  5. Step 5: Solve for x
    x = 45,650,891,324.78/284,464.25
  6. Step 6: Final answer
    x = 160,480.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.