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Finding the Fourth Proportional to 170,281.52, 255,028.60 and 164,376.62

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Solution

The fourth proportional to 170,281.52, 255,028.60 and 164,376.62 is: 246,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,281.52 : 255,028.60 = 164,376.62 : x
  2. Step 2: Convert to fraction form
    170,281.52/255,028.60 = 164,376.62/x
  3. Step 3: Cross multiply
    170,281.52x = 255,028.60 × 164,376.62
  4. Step 4: Simplify right side
    170,281.52x = 41,920,739,271.33
  5. Step 5: Solve for x
    x = 41,920,739,271.33/170,281.52
  6. Step 6: Final answer
    x = 246,184.90

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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.