Home / 190,348.43-262,680.82-113,870.74

Finding the Fourth Proportional to 190,348.43, 262,680.82 and 113,870.74

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Solution

The fourth proportional to 190,348.43, 262,680.82 and 113,870.74 is: 157,141.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,348.43 : 262,680.82 = 113,870.74 : x
  2. Step 2: Convert to fraction form
    190,348.43/262,680.82 = 113,870.74/x
  3. Step 3: Cross multiply
    190,348.43x = 262,680.82 × 113,870.74
  4. Step 4: Simplify right side
    190,348.43x = 29,911,658,810.09
  5. Step 5: Solve for x
    x = 29,911,658,810.09/190,348.43
  6. Step 6: Final answer
    x = 157,141.61

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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.