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Finding the Fourth Proportional to 108,033.94, 162,056.99 and 29,154.32

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Solution

The fourth proportional to 108,033.94, 162,056.99 and 29,154.32 is: 43,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,033.94 : 162,056.99 = 29,154.32 : x
  2. Step 2: Convert to fraction form
    108,033.94/162,056.99 = 29,154.32/x
  3. Step 3: Cross multiply
    108,033.94x = 162,056.99 × 29,154.32
  4. Step 4: Simplify right side
    108,033.94x = 4,724,661,344.70
  5. Step 5: Solve for x
    x = 4,724,661,344.70/108,033.94
  6. Step 6: Final answer
    x = 43,733.12

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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.