Home / 53,845.20-74,273.30-34,717.86

Finding the Fourth Proportional to 53,845.20, 74,273.30 and 34,717.86

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Solution

The fourth proportional to 53,845.20, 74,273.30 and 34,717.86 is: 47,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845.20 : 74,273.30 = 34,717.86 : x
  2. Step 2: Convert to fraction form
    53,845.20/74,273.30 = 34,717.86/x
  3. Step 3: Cross multiply
    53,845.20x = 74,273.30 × 34,717.86
  4. Step 4: Simplify right side
    53,845.20x = 2,578,609,857.55
  5. Step 5: Solve for x
    x = 2,578,609,857.55/53,845.20
  6. Step 6: Final answer
    x = 47,889.32

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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.