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Finding the Fourth Proportional to 183,171.36, 274,798.86 and 70,851.96

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Solution

The fourth proportional to 183,171.36, 274,798.86 and 70,851.96 is: 106,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,171.36 : 274,798.86 = 70,851.96 : x
  2. Step 2: Convert to fraction form
    183,171.36/274,798.86 = 70,851.96/x
  3. Step 3: Cross multiply
    183,171.36x = 274,798.86 × 70,851.96
  4. Step 4: Simplify right side
    183,171.36x = 19,470,037,836.77
  5. Step 5: Solve for x
    x = 19,470,037,836.77/183,171.36
  6. Step 6: Final answer
    x = 106,294.12

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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.