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Finding the Fourth Proportional to 163,652.49, 245,479.03 and 51,341.56

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Solution

The fourth proportional to 163,652.49, 245,479.03 and 51,341.56 is: 77,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,652.49 : 245,479.03 = 51,341.56 : x
  2. Step 2: Convert to fraction form
    163,652.49/245,479.03 = 51,341.56/x
  3. Step 3: Cross multiply
    163,652.49x = 245,479.03 × 51,341.56
  4. Step 4: Simplify right side
    163,652.49x = 12,603,275,605.44
  5. Step 5: Solve for x
    x = 12,603,275,605.44/163,652.49
  6. Step 6: Final answer
    x = 77,012.43

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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.