Home / 209,266.35-288,768.99-116,134.44

Finding the Fourth Proportional to 209,266.35, 288,768.99 and 116,134.44

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Solution

The fourth proportional to 209,266.35, 288,768.99 and 116,134.44 is: 160,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,266.35 : 288,768.99 = 116,134.44 : x
  2. Step 2: Convert to fraction form
    209,266.35/288,768.99 = 116,134.44/x
  3. Step 3: Cross multiply
    209,266.35x = 288,768.99 × 116,134.44
  4. Step 4: Simplify right side
    209,266.35x = 33,536,024,943.02
  5. Step 5: Solve for x
    x = 33,536,024,943.02/209,266.35
  6. Step 6: Final answer
    x = 160,255.22

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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.