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Finding the Fourth Proportional to 33,668.93, 46,461.93 and 18,355.16

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Solution

The fourth proportional to 33,668.93, 46,461.93 and 18,355.16 is: 25,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.93 : 46,461.93 = 18,355.16 : x
  2. Step 2: Convert to fraction form
    33,668.93/46,461.93 = 18,355.16/x
  3. Step 3: Cross multiply
    33,668.93x = 46,461.93 × 18,355.16
  4. Step 4: Simplify right side
    33,668.93x = 852,816,032.15
  5. Step 5: Solve for x
    x = 852,816,032.15/33,668.93
  6. Step 6: Final answer
    x = 25,329.47

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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.