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Finding the Fourth Proportional to 170,395.44, 255,706.92 and 59,587.44

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Solution

The fourth proportional to 170,395.44, 255,706.92 and 59,587.44 is: 89,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,395.44 : 255,706.92 = 59,587.44 : x
  2. Step 2: Convert to fraction form
    170,395.44/255,706.92 = 59,587.44/x
  3. Step 3: Cross multiply
    170,395.44x = 255,706.92 × 59,587.44
  4. Step 4: Simplify right side
    170,395.44x = 15,236,920,753.08
  5. Step 5: Solve for x
    x = 15,236,920,753.08/170,395.44
  6. Step 6: Final answer
    x = 89,420.94

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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.