Home / 105,814.03-158,718.99-25,852.53

Finding the Fourth Proportional to 105,814.03, 158,718.99 and 25,852.53

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Solution

The fourth proportional to 105,814.03, 158,718.99 and 25,852.53 is: 38,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,814.03 : 158,718.99 = 25,852.53 : x
  2. Step 2: Convert to fraction form
    105,814.03/158,718.99 = 25,852.53/x
  3. Step 3: Cross multiply
    105,814.03x = 158,718.99 × 25,852.53
  4. Step 4: Simplify right side
    105,814.03x = 4,103,287,450.54
  5. Step 5: Solve for x
    x = 4,103,287,450.54/105,814.03
  6. Step 6: Final answer
    x = 38,778.29

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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.