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Finding the Fourth Proportional to 173,399.94, 259,992.99 and 97,379.01

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Solution

The fourth proportional to 173,399.94, 259,992.99 and 97,379.01 is: 146,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,399.94 : 259,992.99 = 97,379.01 : x
  2. Step 2: Convert to fraction form
    173,399.94/259,992.99 = 97,379.01/x
  3. Step 3: Cross multiply
    173,399.94x = 259,992.99 × 97,379.01
  4. Step 4: Simplify right side
    173,399.94x = 25,317,859,973.14
  5. Step 5: Solve for x
    x = 25,317,859,973.14/173,399.94
  6. Step 6: Final answer
    x = 146,008.47

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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.