Home / 53,731.43-74,145.97-29,856.68

Finding the Fourth Proportional to 53,731.43, 74,145.97 and 29,856.68

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Solution

The fourth proportional to 53,731.43, 74,145.97 and 29,856.68 is: 41,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.43 : 74,145.97 = 29,856.68 : x
  2. Step 2: Convert to fraction form
    53,731.43/74,145.97 = 29,856.68/x
  3. Step 3: Cross multiply
    53,731.43x = 74,145.97 × 29,856.68
  4. Step 4: Simplify right side
    53,731.43x = 2,213,752,444.22
  5. Step 5: Solve for x
    x = 2,213,752,444.22/53,731.43
  6. Step 6: Final answer
    x = 41,200.33

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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.