Home / 110,635.20-165,933.60-40,478.40

Finding the Fourth Proportional to 110,635.20, 165,933.60 and 40,478.40

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Solution

The fourth proportional to 110,635.20, 165,933.60 and 40,478.40 is: 60,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,635.20 : 165,933.60 = 40,478.40 : x
  2. Step 2: Convert to fraction form
    110,635.20/165,933.60 = 40,478.40/x
  3. Step 3: Cross multiply
    110,635.20x = 165,933.60 × 40,478.40
  4. Step 4: Simplify right side
    110,635.20x = 6,716,726,634.24
  5. Step 5: Solve for x
    x = 6,716,726,634.24/110,635.20
  6. Step 6: Final answer
    x = 60,710.58

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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.