Home / 30,100.26-41,538.72-16,671.75

Finding the Fourth Proportional to 30,100.26, 41,538.72 and 16,671.75

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Solution

The fourth proportional to 30,100.26, 41,538.72 and 16,671.75 is: 23,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100.26 : 41,538.72 = 16,671.75 : x
  2. Step 2: Convert to fraction form
    30,100.26/41,538.72 = 16,671.75/x
  3. Step 3: Cross multiply
    30,100.26x = 41,538.72 × 16,671.75
  4. Step 4: Simplify right side
    30,100.26x = 692,523,155.16
  5. Step 5: Solve for x
    x = 692,523,155.16/30,100.26
  6. Step 6: Final answer
    x = 23,007.22

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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.