Home / 209,033.25-288,466.41-113,537.89

Finding the Fourth Proportional to 209,033.25, 288,466.41 and 113,537.89

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Solution

The fourth proportional to 209,033.25, 288,466.41 and 113,537.89 is: 156,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,033.25 : 288,466.41 = 113,537.89 : x
  2. Step 2: Convert to fraction form
    209,033.25/288,466.41 = 113,537.89/x
  3. Step 3: Cross multiply
    209,033.25x = 288,466.41 × 113,537.89
  4. Step 4: Simplify right side
    209,033.25x = 32,751,867,527.27
  5. Step 5: Solve for x
    x = 32,751,867,527.27/209,033.25
  6. Step 6: Final answer
    x = 156,682.57

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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.