Home / 209,845.42-289,586.24-114,351.89

Finding the Fourth Proportional to 209,845.42, 289,586.24 and 114,351.89

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Solution

The fourth proportional to 209,845.42, 289,586.24 and 114,351.89 is: 157,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,845.42 : 289,586.24 = 114,351.89 : x
  2. Step 2: Convert to fraction form
    209,845.42/289,586.24 = 114,351.89/x
  3. Step 3: Cross multiply
    209,845.42x = 289,586.24 × 114,351.89
  4. Step 4: Simplify right side
    209,845.42x = 33,114,732,271.12
  5. Step 5: Solve for x
    x = 33,114,732,271.12/209,845.42
  6. Step 6: Final answer
    x = 157,805.36

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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.