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Finding the Fourth Proportional to 30,894.81, 46,267.89 and 29,344.47

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Solution

The fourth proportional to 30,894.81, 46,267.89 and 29,344.47 is: 43,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,894.81 : 46,267.89 = 29,344.47 : x
  2. Step 2: Convert to fraction form
    30,894.81/46,267.89 = 29,344.47/x
  3. Step 3: Cross multiply
    30,894.81x = 46,267.89 × 29,344.47
  4. Step 4: Simplify right side
    30,894.81x = 1,357,706,710.07
  5. Step 5: Solve for x
    x = 1,357,706,710.07/30,894.81
  6. Step 6: Final answer
    x = 43,946.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.