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Finding the Fourth Proportional to 172,270.88, 237,670.83 and 104,263.14

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Solution

The fourth proportional to 172,270.88, 237,670.83 and 104,263.14 is: 143,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,270.88 : 237,670.83 = 104,263.14 : x
  2. Step 2: Convert to fraction form
    172,270.88/237,670.83 = 104,263.14/x
  3. Step 3: Cross multiply
    172,270.88x = 237,670.83 × 104,263.14
  4. Step 4: Simplify right side
    172,270.88x = 24,780,307,022.21
  5. Step 5: Solve for x
    x = 24,780,307,022.21/172,270.88
  6. Step 6: Final answer
    x = 143,845.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.