Home / 30,102.23-41,539.25-16,672.70

Finding the Fourth Proportional to 30,102.23, 41,539.25 and 16,672.70

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Solution

The fourth proportional to 30,102.23, 41,539.25 and 16,672.70 is: 23,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,102.23 : 41,539.25 = 16,672.70 : x
  2. Step 2: Convert to fraction form
    30,102.23/41,539.25 = 16,672.70/x
  3. Step 3: Cross multiply
    30,102.23x = 41,539.25 × 16,672.70
  4. Step 4: Simplify right side
    30,102.23x = 692,571,599.00
  5. Step 5: Solve for x
    x = 692,571,599.00/30,102.23
  6. Step 6: Final answer
    x = 23,007.32

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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.