Home / 49,530.88-74,295.47-19,947.96

Finding the Fourth Proportional to 49,530.88, 74,295.47 and 19,947.96

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Solution

The fourth proportional to 49,530.88, 74,295.47 and 19,947.96 is: 29,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.88 : 74,295.47 = 19,947.96 : x
  2. Step 2: Convert to fraction form
    49,530.88/74,295.47 = 19,947.96/x
  3. Step 3: Cross multiply
    49,530.88x = 74,295.47 × 19,947.96
  4. Step 4: Simplify right side
    49,530.88x = 1,482,043,063.74
  5. Step 5: Solve for x
    x = 1,482,043,063.74/49,530.88
  6. Step 6: Final answer
    x = 29,921.60

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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.