Home / 54,274.40-74,935.22-33,887.50

Finding the Fourth Proportional to 54,274.40, 74,935.22 and 33,887.50

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Solution

The fourth proportional to 54,274.40, 74,935.22 and 33,887.50 is: 46,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.40 : 74,935.22 = 33,887.50 : x
  2. Step 2: Convert to fraction form
    54,274.40/74,935.22 = 33,887.50/x
  3. Step 3: Cross multiply
    54,274.40x = 74,935.22 × 33,887.50
  4. Step 4: Simplify right side
    54,274.40x = 2,539,367,267.75
  5. Step 5: Solve for x
    x = 2,539,367,267.75/54,274.40
  6. Step 6: Final answer
    x = 46,787.57

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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.