Home / 190,315.83-262,576.15-109,732.44

Finding the Fourth Proportional to 190,315.83, 262,576.15 and 109,732.44

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Solution

The fourth proportional to 190,315.83, 262,576.15 and 109,732.44 is: 151,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,315.83 : 262,576.15 = 109,732.44 : x
  2. Step 2: Convert to fraction form
    190,315.83/262,576.15 = 109,732.44/x
  3. Step 3: Cross multiply
    190,315.83x = 262,576.15 × 109,732.44
  4. Step 4: Simplify right side
    190,315.83x = 28,813,121,625.31
  5. Step 5: Solve for x
    x = 28,813,121,625.31/190,315.83
  6. Step 6: Final answer
    x = 151,396.35

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1.5x scale

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.