Home / 53,811.01-74,255.52-29,936.80

Finding the Fourth Proportional to 53,811.01, 74,255.52 and 29,936.80

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Solution

The fourth proportional to 53,811.01, 74,255.52 and 29,936.80 is: 41,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,811.01 : 74,255.52 = 29,936.80 : x
  2. Step 2: Convert to fraction form
    53,811.01/74,255.52 = 29,936.80/x
  3. Step 3: Cross multiply
    53,811.01x = 74,255.52 × 29,936.80
  4. Step 4: Simplify right side
    53,811.01x = 2,222,972,651.14
  5. Step 5: Solve for x
    x = 2,222,972,651.14/53,811.01
  6. Step 6: Final answer
    x = 41,310.74

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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.