Home / 110,540.40-165,770.10-35,680.20

Finding the Fourth Proportional to 110,540.40, 165,770.10 and 35,680.20

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Solution

The fourth proportional to 110,540.40, 165,770.10 and 35,680.20 is: 53,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,540.40 : 165,770.10 = 35,680.20 : x
  2. Step 2: Convert to fraction form
    110,540.40/165,770.10 = 35,680.20/x
  3. Step 3: Cross multiply
    110,540.40x = 165,770.10 × 35,680.20
  4. Step 4: Simplify right side
    110,540.40x = 5,914,710,322.02
  5. Step 5: Solve for x
    x = 5,914,710,322.02/110,540.40
  6. Step 6: Final answer
    x = 53,507.23

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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.