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Finding the Fourth Proportional to 166,698.81, 250,089.22 and 48,368.44

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Solution

The fourth proportional to 166,698.81, 250,089.22 and 48,368.44 is: 72,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,698.81 : 250,089.22 = 48,368.44 : x
  2. Step 2: Convert to fraction form
    166,698.81/250,089.22 = 48,368.44/x
  3. Step 3: Cross multiply
    166,698.81x = 250,089.22 × 48,368.44
  4. Step 4: Simplify right side
    166,698.81x = 12,096,425,805.29
  5. Step 5: Solve for x
    x = 12,096,425,805.29/166,698.81
  6. Step 6: Final answer
    x = 72,564.56

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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.