Home / 105,110.26-157,571.62-38,534.85

Finding the Fourth Proportional to 105,110.26, 157,571.62 and 38,534.85

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Solution

The fourth proportional to 105,110.26, 157,571.62 and 38,534.85 is: 57,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,110.26 : 157,571.62 = 38,534.85 : x
  2. Step 2: Convert to fraction form
    105,110.26/157,571.62 = 38,534.85/x
  3. Step 3: Cross multiply
    105,110.26x = 157,571.62 × 38,534.85
  4. Step 4: Simplify right side
    105,110.26x = 6,071,998,740.96
  5. Step 5: Solve for x
    x = 6,071,998,740.96/105,110.26
  6. Step 6: Final answer
    x = 57,767.90

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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.