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Finding the Fourth Proportional to 167,032.72, 250,510.74 and 99,583.84

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Solution

The fourth proportional to 167,032.72, 250,510.74 and 99,583.84 is: 149,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,032.72 : 250,510.74 = 99,583.84 : x
  2. Step 2: Convert to fraction form
    167,032.72/250,510.74 = 99,583.84/x
  3. Step 3: Cross multiply
    167,032.72x = 250,510.74 × 99,583.84
  4. Step 4: Simplify right side
    167,032.72x = 24,946,821,450.44
  5. Step 5: Solve for x
    x = 24,946,821,450.44/167,032.72
  6. Step 6: Final answer
    x = 149,352.90

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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.