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Finding the Fourth Proportional to 30,376.54, 41,923.29 and 17,801.29

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Solution

The fourth proportional to 30,376.54, 41,923.29 and 17,801.29 is: 24,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.54 : 41,923.29 = 17,801.29 : x
  2. Step 2: Convert to fraction form
    30,376.54/41,923.29 = 17,801.29/x
  3. Step 3: Cross multiply
    30,376.54x = 41,923.29 × 17,801.29
  4. Step 4: Simplify right side
    30,376.54x = 746,288,643.04
  5. Step 5: Solve for x
    x = 746,288,643.04/30,376.54
  6. Step 6: Final answer
    x = 24,567.93

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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.