Home / 47,511.36-71,275.20-16,339.20

Finding the Fourth Proportional to 47,511.36, 71,275.20 and 16,339.20

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Solution

The fourth proportional to 47,511.36, 71,275.20 and 16,339.20 is: 24,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.36 : 71,275.20 = 16,339.20 : x
  2. Step 2: Convert to fraction form
    47,511.36/71,275.20 = 16,339.20/x
  3. Step 3: Cross multiply
    47,511.36x = 71,275.20 × 16,339.20
  4. Step 4: Simplify right side
    47,511.36x = 1,164,579,747.84
  5. Step 5: Solve for x
    x = 1,164,579,747.84/47,511.36
  6. Step 6: Final answer
    x = 24,511.61

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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.