Home / 45,432.17-68,148.24-12,151.37

Finding the Fourth Proportional to 45,432.17, 68,148.24 and 12,151.37

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Solution

The fourth proportional to 45,432.17, 68,148.24 and 12,151.37 is: 18,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,432.17 : 68,148.24 = 12,151.37 : x
  2. Step 2: Convert to fraction form
    45,432.17/68,148.24 = 12,151.37/x
  3. Step 3: Cross multiply
    45,432.17x = 68,148.24 × 12,151.37
  4. Step 4: Simplify right side
    45,432.17x = 828,094,418.33
  5. Step 5: Solve for x
    x = 828,094,418.33/45,432.17
  6. Step 6: Final answer
    x = 18,227.05

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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.