Home / 30,101.26-41,539.19-16,672.47

Finding the Fourth Proportional to 30,101.26, 41,539.19 and 16,672.47

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Solution

The fourth proportional to 30,101.26, 41,539.19 and 16,672.47 is: 23,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,101.26 : 41,539.19 = 16,672.47 : x
  2. Step 2: Convert to fraction form
    30,101.26/41,539.19 = 16,672.47/x
  3. Step 3: Cross multiply
    30,101.26x = 41,539.19 × 16,672.47
  4. Step 4: Simplify right side
    30,101.26x = 692,560,899.10
  5. Step 5: Solve for x
    x = 692,560,899.10/30,101.26
  6. Step 6: Final answer
    x = 23,007.70

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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.