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Finding the Fourth Proportional to 79,096.68, 118,644.39 and 26,505.81

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Solution

The fourth proportional to 79,096.68, 118,644.39 and 26,505.81 is: 39,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,096.68 : 118,644.39 = 26,505.81 : x
  2. Step 2: Convert to fraction form
    79,096.68/118,644.39 = 26,505.81/x
  3. Step 3: Cross multiply
    79,096.68x = 118,644.39 × 26,505.81
  4. Step 4: Simplify right side
    79,096.68x = 3,144,765,658.91
  5. Step 5: Solve for x
    x = 3,144,765,658.91/79,096.68
  6. Step 6: Final answer
    x = 39,758.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.