Home / 125,705.54-173,467.23-69,105.98

Finding the Fourth Proportional to 125,705.54, 173,467.23 and 69,105.98

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Solution

The fourth proportional to 125,705.54, 173,467.23 and 69,105.98 is: 95,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,705.54 : 173,467.23 = 69,105.98 : x
  2. Step 2: Convert to fraction form
    125,705.54/173,467.23 = 69,105.98/x
  3. Step 3: Cross multiply
    125,705.54x = 173,467.23 × 69,105.98
  4. Step 4: Simplify right side
    125,705.54x = 11,987,622,927.04
  5. Step 5: Solve for x
    x = 11,987,622,927.04/125,705.54
  6. Step 6: Final answer
    x = 95,362.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.