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Finding the Fourth Proportional to 179,329.93, 247,476.05 and 102,851.98

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Solution

The fourth proportional to 179,329.93, 247,476.05 and 102,851.98 is: 141,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,329.93 : 247,476.05 = 102,851.98 : x
  2. Step 2: Convert to fraction form
    179,329.93/247,476.05 = 102,851.98/x
  3. Step 3: Cross multiply
    179,329.93x = 247,476.05 × 102,851.98
  4. Step 4: Simplify right side
    179,329.93x = 25,453,401,230.82
  5. Step 5: Solve for x
    x = 25,453,401,230.82/179,329.93
  6. Step 6: Final answer
    x = 141,936.16

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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.