Home / 76,013.26-104,935.71-47,734.54

Finding the Fourth Proportional to 76,013.26, 104,935.71 and 47,734.54

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Solution

The fourth proportional to 76,013.26, 104,935.71 and 47,734.54 is: 65,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,013.26 : 104,935.71 = 47,734.54 : x
  2. Step 2: Convert to fraction form
    76,013.26/104,935.71 = 47,734.54/x
  3. Step 3: Cross multiply
    76,013.26x = 104,935.71 × 47,734.54
  4. Step 4: Simplify right side
    76,013.26x = 5,009,057,846.42
  5. Step 5: Solve for x
    x = 5,009,057,846.42/76,013.26
  6. Step 6: Final answer
    x = 65,897.16

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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.