Home / 53,795.39-74,193.46-47,750.05

Finding the Fourth Proportional to 53,795.39, 74,193.46 and 47,750.05

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Solution

The fourth proportional to 53,795.39, 74,193.46 and 47,750.05 is: 65,855.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,795.39 : 74,193.46 = 47,750.05 : x
  2. Step 2: Convert to fraction form
    53,795.39/74,193.46 = 47,750.05/x
  3. Step 3: Cross multiply
    53,795.39x = 74,193.46 × 47,750.05
  4. Step 4: Simplify right side
    53,795.39x = 3,542,741,398.04
  5. Step 5: Solve for x
    x = 3,542,741,398.04/53,795.39
  6. Step 6: Final answer
    x = 65,855.86

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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.