Home / 109,690.43-164,535.63-26,584.43

Finding the Fourth Proportional to 109,690.43, 164,535.63 and 26,584.43

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Solution

The fourth proportional to 109,690.43, 164,535.63 and 26,584.43 is: 39,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,690.43 : 164,535.63 = 26,584.43 : x
  2. Step 2: Convert to fraction form
    109,690.43/164,535.63 = 26,584.43/x
  3. Step 3: Cross multiply
    109,690.43x = 164,535.63 × 26,584.43
  4. Step 4: Simplify right side
    109,690.43x = 4,374,085,526.90
  5. Step 5: Solve for x
    x = 4,374,085,526.90/109,690.43
  6. Step 6: Final answer
    x = 39,876.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.