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Finding the Fourth Proportional to 30,333.99, 41,860.94 and 16,904.94

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Solution

The fourth proportional to 30,333.99, 41,860.94 and 16,904.94 is: 23,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.99 : 41,860.94 = 16,904.94 : x
  2. Step 2: Convert to fraction form
    30,333.99/41,860.94 = 16,904.94/x
  3. Step 3: Cross multiply
    30,333.99x = 41,860.94 × 16,904.94
  4. Step 4: Simplify right side
    30,333.99x = 707,656,679.04
  5. Step 5: Solve for x
    x = 707,656,679.04/30,333.99
  6. Step 6: Final answer
    x = 23,328.84

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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.