Home / 53,485.11-80,268.07-36,577.72

Finding the Fourth Proportional to 53,485.11, 80,268.07 and 36,577.72

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Solution

The fourth proportional to 53,485.11, 80,268.07 and 36,577.72 is: 54,894.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.11 : 80,268.07 = 36,577.72 : x
  2. Step 2: Convert to fraction form
    53,485.11/80,268.07 = 36,577.72/x
  3. Step 3: Cross multiply
    53,485.11x = 80,268.07 × 36,577.72
  4. Step 4: Simplify right side
    53,485.11x = 2,936,022,989.40
  5. Step 5: Solve for x
    x = 2,936,022,989.40/53,485.11
  6. Step 6: Final answer
    x = 54,894.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.