Home / 55,563.37-76,674.50-30,408.01

Finding the Fourth Proportional to 55,563.37, 76,674.50 and 30,408.01

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Solution

The fourth proportional to 55,563.37, 76,674.50 and 30,408.01 is: 41,961.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.37 : 76,674.50 = 30,408.01 : x
  2. Step 2: Convert to fraction form
    55,563.37/76,674.50 = 30,408.01/x
  3. Step 3: Cross multiply
    55,563.37x = 76,674.50 × 30,408.01
  4. Step 4: Simplify right side
    55,563.37x = 2,331,518,962.75
  5. Step 5: Solve for x
    x = 2,331,518,962.75/55,563.37
  6. Step 6: Final answer
    x = 41,961.44

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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.