Home / 53,682.40-74,083.58-29,809.47

Finding the Fourth Proportional to 53,682.40, 74,083.58 and 29,809.47

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Solution

The fourth proportional to 53,682.40, 74,083.58 and 29,809.47 is: 41,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682.40 : 74,083.58 = 29,809.47 : x
  2. Step 2: Convert to fraction form
    53,682.40/74,083.58 = 29,809.47/x
  3. Step 3: Cross multiply
    53,682.40x = 74,083.58 × 29,809.47
  4. Step 4: Simplify right side
    53,682.40x = 2,208,392,255.50
  5. Step 5: Solve for x
    x = 2,208,392,255.50/53,682.40
  6. Step 6: Final answer
    x = 41,138.11

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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.