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Finding the Fourth Proportional to 108,382.56, 162,522 and 46,019.04

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Solution

The fourth proportional to 108,382.56, 162,522 and 46,019.04 is: 69,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,382.56 : 162,522 = 46,019.04 : x
  2. Step 2: Convert to fraction form
    108,382.56/162,522 = 46,019.04/x
  3. Step 3: Cross multiply
    108,382.56x = 162,522 × 46,019.04
  4. Step 4: Simplify right side
    108,382.56x = 7,479,106,418.88
  5. Step 5: Solve for x
    x = 7,479,106,418.88/108,382.56
  6. Step 6: Final answer
    x = 69,006.55

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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.