Home / 51,799.68-71,484.39-29,143.44

Finding the Fourth Proportional to 51,799.68, 71,484.39 and 29,143.44

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Solution

The fourth proportional to 51,799.68, 71,484.39 and 29,143.44 is: 40,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,799.68 : 71,484.39 = 29,143.44 : x
  2. Step 2: Convert to fraction form
    51,799.68/71,484.39 = 29,143.44/x
  3. Step 3: Cross multiply
    51,799.68x = 71,484.39 × 29,143.44
  4. Step 4: Simplify right side
    51,799.68x = 2,083,301,030.90
  5. Step 5: Solve for x
    x = 2,083,301,030.90/51,799.68
  6. Step 6: Final answer
    x = 40,218.42

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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.