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Finding the Fourth Proportional to 71,062.66, 106,537.83 and 48,810.10

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Solution

The fourth proportional to 71,062.66, 106,537.83 and 48,810.10 is: 73,176.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,062.66 : 106,537.83 = 48,810.10 : x
  2. Step 2: Convert to fraction form
    71,062.66/106,537.83 = 48,810.10/x
  3. Step 3: Cross multiply
    71,062.66x = 106,537.83 × 48,810.10
  4. Step 4: Simplify right side
    71,062.66x = 5,200,122,136.08
  5. Step 5: Solve for x
    x = 5,200,122,136.08/71,062.66
  6. Step 6: Final answer
    x = 73,176.58

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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.