Home / 45,433.17-68,149.73-12,152.37

Finding the Fourth Proportional to 45,433.17, 68,149.73 and 12,152.37

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Solution

The fourth proportional to 45,433.17, 68,149.73 and 12,152.37 is: 18,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.17 : 68,149.73 = 12,152.37 : x
  2. Step 2: Convert to fraction form
    45,433.17/68,149.73 = 12,152.37/x
  3. Step 3: Cross multiply
    45,433.17x = 68,149.73 × 12,152.37
  4. Step 4: Simplify right side
    45,433.17x = 828,180,734.36
  5. Step 5: Solve for x
    x = 828,180,734.36/45,433.17
  6. Step 6: Final answer
    x = 18,228.55

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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.