Home / 53,926.83-80,857.71-20,649.33

Finding the Fourth Proportional to 53,926.83, 80,857.71 and 20,649.33

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Solution

The fourth proportional to 53,926.83, 80,857.71 and 20,649.33 is: 30,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,926.83 : 80,857.71 = 20,649.33 : x
  2. Step 2: Convert to fraction form
    53,926.83/80,857.71 = 20,649.33/x
  3. Step 3: Cross multiply
    53,926.83x = 80,857.71 × 20,649.33
  4. Step 4: Simplify right side
    53,926.83x = 1,669,657,536.83
  5. Step 5: Solve for x
    x = 1,669,657,536.83/53,926.83
  6. Step 6: Final answer
    x = 30,961.54

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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.