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Finding the Fourth Proportional to 194,866.66, 292,267.05 and 54,593.02

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Solution

The fourth proportional to 194,866.66, 292,267.05 and 54,593.02 is: 81,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,866.66 : 292,267.05 = 54,593.02 : x
  2. Step 2: Convert to fraction form
    194,866.66/292,267.05 = 54,593.02/x
  3. Step 3: Cross multiply
    194,866.66x = 292,267.05 × 54,593.02
  4. Step 4: Simplify right side
    194,866.66x = 15,955,740,905.99
  5. Step 5: Solve for x
    x = 15,955,740,905.99/194,866.66
  6. Step 6: Final answer
    x = 81,880.30

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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.