Home / 179,146.80-268,711.34-66,818.26

Finding the Fourth Proportional to 179,146.80, 268,711.34 and 66,818.26

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Solution

The fourth proportional to 179,146.80, 268,711.34 and 66,818.26 is: 100,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,146.80 : 268,711.34 = 66,818.26 : x
  2. Step 2: Convert to fraction form
    179,146.80/268,711.34 = 66,818.26/x
  3. Step 3: Cross multiply
    179,146.80x = 268,711.34 × 66,818.26
  4. Step 4: Simplify right side
    179,146.80x = 17,954,824,181.07
  5. Step 5: Solve for x
    x = 17,954,824,181.07/179,146.80
  6. Step 6: Final answer
    x = 100,224.09

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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.