Home / 30,101.39-41,539.97-16,672.37

Finding the Fourth Proportional to 30,101.39, 41,539.97 and 16,672.37

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Solution

The fourth proportional to 30,101.39, 41,539.97 and 16,672.37 is: 23,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,101.39 : 41,539.97 = 16,672.37 : x
  2. Step 2: Convert to fraction form
    30,101.39/41,539.97 = 16,672.37/x
  3. Step 3: Cross multiply
    30,101.39x = 41,539.97 × 16,672.37
  4. Step 4: Simplify right side
    30,101.39x = 692,569,583.61
  5. Step 5: Solve for x
    x = 692,569,583.61/30,101.39
  6. Step 6: Final answer
    x = 23,007.89

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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.