Home / 73,017.36-100,717.56-47,868.48

Finding the Fourth Proportional to 73,017.36, 100,717.56 and 47,868.48

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Solution

The fourth proportional to 73,017.36, 100,717.56 and 47,868.48 is: 66,028.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,017.36 : 100,717.56 = 47,868.48 : x
  2. Step 2: Convert to fraction form
    73,017.36/100,717.56 = 47,868.48/x
  3. Step 3: Cross multiply
    73,017.36x = 100,717.56 × 47,868.48
  4. Step 4: Simplify right side
    73,017.36x = 4,821,196,506.51
  5. Step 5: Solve for x
    x = 4,821,196,506.51/73,017.36
  6. Step 6: Final answer
    x = 66,028.09

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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.