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Finding the Fourth Proportional to 108,153.51, 162,227.43 and 48,946.02

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Solution

The fourth proportional to 108,153.51, 162,227.43 and 48,946.02 is: 73,417.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,153.51 : 162,227.43 = 48,946.02 : x
  2. Step 2: Convert to fraction form
    108,153.51/162,227.43 = 48,946.02/x
  3. Step 3: Cross multiply
    108,153.51x = 162,227.43 × 48,946.02
  4. Step 4: Simplify right side
    108,153.51x = 7,940,387,033.33
  5. Step 5: Solve for x
    x = 7,940,387,033.33/108,153.51
  6. Step 6: Final answer
    x = 73,417.75

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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.