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Finding the Fourth Proportional to 247,130.84, 370,696.30 and 60,142.34

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Solution

The fourth proportional to 247,130.84, 370,696.30 and 60,142.34 is: 90,213.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,130.84 : 370,696.30 = 60,142.34 : x
  2. Step 2: Convert to fraction form
    247,130.84/370,696.30 = 60,142.34/x
  3. Step 3: Cross multiply
    247,130.84x = 370,696.30 × 60,142.34
  4. Step 4: Simplify right side
    247,130.84x = 22,294,543,687.73
  5. Step 5: Solve for x
    x = 22,294,543,687.73/247,130.84
  6. Step 6: Final answer
    x = 90,213.52

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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.