Home / 190,344.90-262,686.60-108,697.26

Finding the Fourth Proportional to 190,344.90, 262,686.60 and 108,697.26

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Solution

The fourth proportional to 190,344.90, 262,686.60 and 108,697.26 is: 150,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,344.90 : 262,686.60 = 108,697.26 : x
  2. Step 2: Convert to fraction form
    190,344.90/262,686.60 = 108,697.26/x
  3. Step 3: Cross multiply
    190,344.90x = 262,686.60 × 108,697.26
  4. Step 4: Simplify right side
    190,344.90x = 28,553,313,658.72
  5. Step 5: Solve for x
    x = 28,553,313,658.72/190,344.90
  6. Step 6: Final answer
    x = 150,008.29

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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.