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Finding the Fourth Proportional to 30,084.94, 41,528.12 and 17,509.69

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Solution

The fourth proportional to 30,084.94, 41,528.12 and 17,509.69 is: 24,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.94 : 41,528.12 = 17,509.69 : x
  2. Step 2: Convert to fraction form
    30,084.94/41,528.12 = 17,509.69/x
  3. Step 3: Cross multiply
    30,084.94x = 41,528.12 × 17,509.69
  4. Step 4: Simplify right side
    30,084.94x = 727,144,551.26
  5. Step 5: Solve for x
    x = 727,144,551.26/30,084.94
  6. Step 6: Final answer
    x = 24,169.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.