Home / 193,540.80-289,922.40-110,337.60

Finding the Fourth Proportional to 193,540.80, 289,922.40 and 110,337.60

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Solution

The fourth proportional to 193,540.80, 289,922.40 and 110,337.60 is: 165,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,540.80 : 289,922.40 = 110,337.60 : x
  2. Step 2: Convert to fraction form
    193,540.80/289,922.40 = 110,337.60/x
  3. Step 3: Cross multiply
    193,540.80x = 289,922.40 × 110,337.60
  4. Step 4: Simplify right side
    193,540.80x = 31,989,341,802.24
  5. Step 5: Solve for x
    x = 31,989,341,802.24/193,540.80
  6. Step 6: Final answer
    x = 165,284.75

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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.