Home / 190,342.90-262,683.84-108,695.26

Finding the Fourth Proportional to 190,342.90, 262,683.84 and 108,695.26

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Solution

The fourth proportional to 190,342.90, 262,683.84 and 108,695.26 is: 150,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,342.90 : 262,683.84 = 108,695.26 : x
  2. Step 2: Convert to fraction form
    190,342.90/262,683.84 = 108,695.26/x
  3. Step 3: Cross multiply
    190,342.90x = 262,683.84 × 108,695.26
  4. Step 4: Simplify right side
    190,342.90x = 28,552,488,286.60
  5. Step 5: Solve for x
    x = 28,552,488,286.60/190,342.90
  6. Step 6: Final answer
    x = 150,005.53

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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.