Home / 30,103.23-41,540.63-16,673.70

Finding the Fourth Proportional to 30,103.23, 41,540.63 and 16,673.70

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Solution

The fourth proportional to 30,103.23, 41,540.63 and 16,673.70 is: 23,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103.23 : 41,540.63 = 16,673.70 : x
  2. Step 2: Convert to fraction form
    30,103.23/41,540.63 = 16,673.70/x
  3. Step 3: Cross multiply
    30,103.23x = 41,540.63 × 16,673.70
  4. Step 4: Simplify right side
    30,103.23x = 692,636,002.43
  5. Step 5: Solve for x
    x = 692,636,002.43/30,103.23
  6. Step 6: Final answer
    x = 23,008.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.