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Finding the Fourth Proportional to 111,696.93, 167,544.99 and 48,508.83

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Solution

The fourth proportional to 111,696.93, 167,544.99 and 48,508.83 is: 72,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,696.93 : 167,544.99 = 48,508.83 : x
  2. Step 2: Convert to fraction form
    111,696.93/167,544.99 = 48,508.83/x
  3. Step 3: Cross multiply
    111,696.93x = 167,544.99 × 48,508.83
  4. Step 4: Simplify right side
    111,696.93x = 8,127,411,437.26
  5. Step 5: Solve for x
    x = 8,127,411,437.26/111,696.93
  6. Step 6: Final answer
    x = 72,763.07

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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.