Home / 109,680.63-164,500.17-53,464.26

Finding the Fourth Proportional to 109,680.63, 164,500.17 and 53,464.26

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Solution

The fourth proportional to 109,680.63, 164,500.17 and 53,464.26 is: 80,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,680.63 : 164,500.17 = 53,464.26 : x
  2. Step 2: Convert to fraction form
    109,680.63/164,500.17 = 53,464.26/x
  3. Step 3: Cross multiply
    109,680.63x = 164,500.17 × 53,464.26
  4. Step 4: Simplify right side
    109,680.63x = 8,794,879,858.92
  5. Step 5: Solve for x
    x = 8,794,879,858.92/109,680.63
  6. Step 6: Final answer
    x = 80,186.26

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1.5x scale

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.