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Finding the Fourth Proportional to 173,355.22, 259,588.86 and 119,973.28

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Solution

The fourth proportional to 173,355.22, 259,588.86 and 119,973.28 is: 179,652.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,355.22 : 259,588.86 = 119,973.28 : x
  2. Step 2: Convert to fraction form
    173,355.22/259,588.86 = 119,973.28/x
  3. Step 3: Cross multiply
    173,355.22x = 259,588.86 × 119,973.28
  4. Step 4: Simplify right side
    173,355.22x = 31,143,726,985.66
  5. Step 5: Solve for x
    x = 31,143,726,985.66/173,355.22
  6. Step 6: Final answer
    x = 179,652.66

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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.