Home / 124,634.36-171,994.53-68,045.73

Finding the Fourth Proportional to 124,634.36, 171,994.53 and 68,045.73

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Solution

The fourth proportional to 124,634.36, 171,994.53 and 68,045.73 is: 93,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,634.36 : 171,994.53 = 68,045.73 : x
  2. Step 2: Convert to fraction form
    124,634.36/171,994.53 = 68,045.73/x
  3. Step 3: Cross multiply
    124,634.36x = 171,994.53 × 68,045.73
  4. Step 4: Simplify right side
    124,634.36x = 11,703,493,349.86
  5. Step 5: Solve for x
    x = 11,703,493,349.86/124,634.36
  6. Step 6: Final answer
    x = 93,902.62

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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.