Home / 193,066.20-289,599.30-163,614.60

Finding the Fourth Proportional to 193,066.20, 289,599.30 and 163,614.60

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Solution

The fourth proportional to 193,066.20, 289,599.30 and 163,614.60 is: 245,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,066.20 : 289,599.30 = 163,614.60 : x
  2. Step 2: Convert to fraction form
    193,066.20/289,599.30 = 163,614.60/x
  3. Step 3: Cross multiply
    193,066.20x = 289,599.30 × 163,614.60
  4. Step 4: Simplify right side
    193,066.20x = 47,382,673,629.78
  5. Step 5: Solve for x
    x = 47,382,673,629.78/193,066.20
  6. Step 6: Final answer
    x = 245,421.90

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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.