Home / 79,569.88-119,379.06-49,564.12

Finding the Fourth Proportional to 79,569.88, 119,379.06 and 49,564.12

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Solution

The fourth proportional to 79,569.88, 119,379.06 and 49,564.12 is: 74,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,569.88 : 119,379.06 = 49,564.12 : x
  2. Step 2: Convert to fraction form
    79,569.88/119,379.06 = 49,564.12/x
  3. Step 3: Cross multiply
    79,569.88x = 119,379.06 × 49,564.12
  4. Step 4: Simplify right side
    79,569.88x = 5,916,918,055.33
  5. Step 5: Solve for x
    x = 5,916,918,055.33/79,569.88
  6. Step 6: Final answer
    x = 74,361.28

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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.