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Finding the Fourth Proportional to 29,628, 44,443.62 and 8,853.12

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Solution

The fourth proportional to 29,628, 44,443.62 and 8,853.12 is: 13,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,628 : 44,443.62 = 8,853.12 : x
  2. Step 2: Convert to fraction form
    29,628/44,443.62 = 8,853.12/x
  3. Step 3: Cross multiply
    29,628x = 44,443.62 × 8,853.12
  4. Step 4: Simplify right side
    29,628x = 393,464,701.09
  5. Step 5: Solve for x
    x = 393,464,701.09/29,628
  6. Step 6: Final answer
    x = 13,280.16

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Why These Related Problems?

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