Home / 263,853.24-363,991.02-173,172.60

Finding the Fourth Proportional to 263,853.24, 363,991.02 and 173,172.60

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Solution

The fourth proportional to 263,853.24, 363,991.02 and 173,172.60 is: 238,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,853.24 : 363,991.02 = 173,172.60 : x
  2. Step 2: Convert to fraction form
    263,853.24/363,991.02 = 173,172.60/x
  3. Step 3: Cross multiply
    263,853.24x = 363,991.02 × 173,172.60
  4. Step 4: Simplify right side
    263,853.24x = 63,033,271,310.05
  5. Step 5: Solve for x
    x = 63,033,271,310.05/263,853.24
  6. Step 6: Final answer
    x = 238,895.20

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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.