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Finding the Fourth Proportional to 111,884.74, 167,851.77 and 48,715.00

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Solution

The fourth proportional to 111,884.74, 167,851.77 and 48,715.00 is: 73,083.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,884.74 : 167,851.77 = 48,715.00 : x
  2. Step 2: Convert to fraction form
    111,884.74/167,851.77 = 48,715.00/x
  3. Step 3: Cross multiply
    111,884.74x = 167,851.77 × 48,715.00
  4. Step 4: Simplify right side
    111,884.74x = 8,176,897,892.72
  5. Step 5: Solve for x
    x = 8,176,897,892.72/111,884.74
  6. Step 6: Final answer
    x = 73,083.23

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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.