Home / 53,395.37-73,675.20-30,735.32

Finding the Fourth Proportional to 53,395.37, 73,675.20 and 30,735.32

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Solution

The fourth proportional to 53,395.37, 73,675.20 and 30,735.32 is: 42,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.37 : 73,675.20 = 30,735.32 : x
  2. Step 2: Convert to fraction form
    53,395.37/73,675.20 = 30,735.32/x
  3. Step 3: Cross multiply
    53,395.37x = 73,675.20 × 30,735.32
  4. Step 4: Simplify right side
    53,395.37x = 2,264,430,594.95
  5. Step 5: Solve for x
    x = 2,264,430,594.95/53,395.37
  6. Step 6: Final answer
    x = 42,408.75

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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.