Home / 190,370.53-262,641.84-113,891.83

Finding the Fourth Proportional to 190,370.53, 262,641.84 and 113,891.83

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Solution

The fourth proportional to 190,370.53, 262,641.84 and 113,891.83 is: 157,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,370.53 : 262,641.84 = 113,891.83 : x
  2. Step 2: Convert to fraction form
    190,370.53/262,641.84 = 113,891.83/x
  3. Step 3: Cross multiply
    190,370.53x = 262,641.84 × 113,891.83
  4. Step 4: Simplify right side
    190,370.53x = 29,912,759,792.17
  5. Step 5: Solve for x
    x = 29,912,759,792.17/190,370.53
  6. Step 6: Final answer
    x = 157,129.15

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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.