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Finding the Fourth Proportional to 194,959.41, 292,439.16 and 70,300.41

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Solution

The fourth proportional to 194,959.41, 292,439.16 and 70,300.41 is: 105,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,959.41 : 292,439.16 = 70,300.41 : x
  2. Step 2: Convert to fraction form
    194,959.41/292,439.16 = 70,300.41/x
  3. Step 3: Cross multiply
    194,959.41x = 292,439.16 × 70,300.41
  4. Step 4: Simplify right side
    194,959.41x = 20,558,591,751.41
  5. Step 5: Solve for x
    x = 20,558,591,751.41/194,959.41
  6. Step 6: Final answer
    x = 105,450.63

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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.