Home / 49,959.80-74,575.21-43,654.05

Finding the Fourth Proportional to 49,959.80, 74,575.21 and 43,654.05

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Solution

The fourth proportional to 49,959.80, 74,575.21 and 43,654.05 is: 65,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,959.80 : 74,575.21 = 43,654.05 : x
  2. Step 2: Convert to fraction form
    49,959.80/74,575.21 = 43,654.05/x
  3. Step 3: Cross multiply
    49,959.80x = 74,575.21 × 43,654.05
  4. Step 4: Simplify right side
    49,959.80x = 3,255,509,946.10
  5. Step 5: Solve for x
    x = 3,255,509,946.10/49,959.80
  6. Step 6: Final answer
    x = 65,162.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.