Home / 53,917.46-74,405.08-30,043.62

Finding the Fourth Proportional to 53,917.46, 74,405.08 and 30,043.62

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Solution

The fourth proportional to 53,917.46, 74,405.08 and 30,043.62 is: 41,459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,917.46 : 74,405.08 = 30,043.62 : x
  2. Step 2: Convert to fraction form
    53,917.46/74,405.08 = 30,043.62/x
  3. Step 3: Cross multiply
    53,917.46x = 74,405.08 × 30,043.62
  4. Step 4: Simplify right side
    53,917.46x = 2,235,397,949.59
  5. Step 5: Solve for x
    x = 2,235,397,949.59/53,917.46
  6. Step 6: Final answer
    x = 41,459.63

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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.