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Finding the Fourth Proportional to 163,898.88, 245,883.50 and 92,855.56

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Solution

The fourth proportional to 163,898.88, 245,883.50 and 92,855.56 is: 139,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,898.88 : 245,883.50 = 92,855.56 : x
  2. Step 2: Convert to fraction form
    163,898.88/245,883.50 = 92,855.56/x
  3. Step 3: Cross multiply
    163,898.88x = 245,883.50 × 92,855.56
  4. Step 4: Simplify right side
    163,898.88x = 22,831,649,125.97
  5. Step 5: Solve for x
    x = 22,831,649,125.97/163,898.88
  6. Step 6: Final answer
    x = 139,303.26

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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.