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Finding the Fourth Proportional to 108,360.32, 162,547.78 and 41,801

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Solution

The fourth proportional to 108,360.32, 162,547.78 and 41,801 is: 62,704.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,360.32 : 162,547.78 = 41,801 : x
  2. Step 2: Convert to fraction form
    108,360.32/162,547.78 = 41,801/x
  3. Step 3: Cross multiply
    108,360.32x = 162,547.78 × 41,801
  4. Step 4: Simplify right side
    108,360.32x = 6,794,659,751.78
  5. Step 5: Solve for x
    x = 6,794,659,751.78/108,360.32
  6. Step 6: Final answer
    x = 62,704.32

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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.