Home / 209,524.68-289,174.53-117,654.27

Finding the Fourth Proportional to 209,524.68, 289,174.53 and 117,654.27

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Solution

The fourth proportional to 209,524.68, 289,174.53 and 117,654.27 is: 162,380.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,524.68 : 289,174.53 = 117,654.27 : x
  2. Step 2: Convert to fraction form
    209,524.68/289,174.53 = 117,654.27/x
  3. Step 3: Cross multiply
    209,524.68x = 289,174.53 × 117,654.27
  4. Step 4: Simplify right side
    209,524.68x = 34,022,618,229.74
  5. Step 5: Solve for x
    x = 34,022,618,229.74/209,524.68
  6. Step 6: Final answer
    x = 162,380.00

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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.