Home / 29,104.26-40,132.09-19,656.42

Finding the Fourth Proportional to 29,104.26, 40,132.09 and 19,656.42

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Solution

The fourth proportional to 29,104.26, 40,132.09 and 19,656.42 is: 27,104.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,104.26 : 40,132.09 = 19,656.42 : x
  2. Step 2: Convert to fraction form
    29,104.26/40,132.09 = 19,656.42/x
  3. Step 3: Cross multiply
    29,104.26x = 40,132.09 × 19,656.42
  4. Step 4: Simplify right side
    29,104.26x = 788,853,216.52
  5. Step 5: Solve for x
    x = 788,853,216.52/29,104.26
  6. Step 6: Final answer
    x = 27,104.39

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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.