Home / 74,573.13-111,969.86-49,767.69

Finding the Fourth Proportional to 74,573.13, 111,969.86 and 49,767.69

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Solution

The fourth proportional to 74,573.13, 111,969.86 and 49,767.69 is: 74,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,573.13 : 111,969.86 = 49,767.69 : x
  2. Step 2: Convert to fraction form
    74,573.13/111,969.86 = 49,767.69/x
  3. Step 3: Cross multiply
    74,573.13x = 111,969.86 × 49,767.69
  4. Step 4: Simplify right side
    74,573.13x = 5,572,481,032.98
  5. Step 5: Solve for x
    x = 5,572,481,032.98/74,573.13
  6. Step 6: Final answer
    x = 74,725.05

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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.