Home / 53,917.21-74,404.74-30,043.37

Finding the Fourth Proportional to 53,917.21, 74,404.74 and 30,043.37

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Solution

The fourth proportional to 53,917.21, 74,404.74 and 30,043.37 is: 41,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,917.21 : 74,404.74 = 30,043.37 : x
  2. Step 2: Convert to fraction form
    53,917.21/74,404.74 = 30,043.37/x
  3. Step 3: Cross multiply
    53,917.21x = 74,404.74 × 30,043.37
  4. Step 4: Simplify right side
    53,917.21x = 2,235,369,133.57
  5. Step 5: Solve for x
    x = 2,235,369,133.57/53,917.21
  6. Step 6: Final answer
    x = 41,459.29

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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.