Home / 168,844.40-253,266.60-105,858.80

Finding the Fourth Proportional to 168,844.40, 253,266.60 and 105,858.80

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Solution

The fourth proportional to 168,844.40, 253,266.60 and 105,858.80 is: 158,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,844.40 : 253,266.60 = 105,858.80 : x
  2. Step 2: Convert to fraction form
    168,844.40/253,266.60 = 105,858.80/x
  3. Step 3: Cross multiply
    168,844.40x = 253,266.60 × 105,858.80
  4. Step 4: Simplify right side
    168,844.40x = 26,810,498,356.08
  5. Step 5: Solve for x
    x = 26,810,498,356.08/168,844.40
  6. Step 6: Final answer
    x = 158,788.20

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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.