Home / 164,913.75-247,358.21-52,589.43

Finding the Fourth Proportional to 164,913.75, 247,358.21 and 52,589.43

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Solution

The fourth proportional to 164,913.75, 247,358.21 and 52,589.43 is: 78,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,913.75 : 247,358.21 = 52,589.43 : x
  2. Step 2: Convert to fraction form
    164,913.75/247,358.21 = 52,589.43/x
  3. Step 3: Cross multiply
    164,913.75x = 247,358.21 × 52,589.43
  4. Step 4: Simplify right side
    164,913.75x = 13,008,427,006.77
  5. Step 5: Solve for x
    x = 13,008,427,006.77/164,913.75
  6. Step 6: Final answer
    x = 78,880.18

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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.