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Finding the Fourth Proportional to 98,055.99, 147,086.03 and 27,935.30

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Solution

The fourth proportional to 98,055.99, 147,086.03 and 27,935.30 is: 41,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,055.99 : 147,086.03 = 27,935.30 : x
  2. Step 2: Convert to fraction form
    98,055.99/147,086.03 = 27,935.30/x
  3. Step 3: Cross multiply
    98,055.99x = 147,086.03 × 27,935.30
  4. Step 4: Simplify right side
    98,055.99x = 4,108,892,811.41
  5. Step 5: Solve for x
    x = 4,108,892,811.41/98,055.99
  6. Step 6: Final answer
    x = 41,903.54

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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.