Home / 53,722.58-74,138.48-29,523.36

Finding the Fourth Proportional to 53,722.58, 74,138.48 and 29,523.36

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Solution

The fourth proportional to 53,722.58, 74,138.48 and 29,523.36 is: 40,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722.58 : 74,138.48 = 29,523.36 : x
  2. Step 2: Convert to fraction form
    53,722.58/74,138.48 = 29,523.36/x
  3. Step 3: Cross multiply
    53,722.58x = 74,138.48 × 29,523.36
  4. Step 4: Simplify right side
    53,722.58x = 2,188,817,108.70
  5. Step 5: Solve for x
    x = 2,188,817,108.70/53,722.58
  6. Step 6: Final answer
    x = 40,742.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.