Home / 209,942.22-289,167.39-174,017.10

Finding the Fourth Proportional to 209,942.22, 289,167.39 and 174,017.10

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Solution

The fourth proportional to 209,942.22, 289,167.39 and 174,017.10 is: 239,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,942.22 : 289,167.39 = 174,017.10 : x
  2. Step 2: Convert to fraction form
    209,942.22/289,167.39 = 174,017.10/x
  3. Step 3: Cross multiply
    209,942.22x = 289,167.39 × 174,017.10
  4. Step 4: Simplify right side
    209,942.22x = 50,320,070,622.37
  5. Step 5: Solve for x
    x = 50,320,070,622.37/209,942.22
  6. Step 6: Final answer
    x = 239,685.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.