Home / 70,103.37-96,744.06-38,272.41

Finding the Fourth Proportional to 70,103.37, 96,744.06 and 38,272.41

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Solution

The fourth proportional to 70,103.37, 96,744.06 and 38,272.41 is: 52,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,103.37 : 96,744.06 = 38,272.41 : x
  2. Step 2: Convert to fraction form
    70,103.37/96,744.06 = 38,272.41/x
  3. Step 3: Cross multiply
    70,103.37x = 96,744.06 × 38,272.41
  4. Step 4: Simplify right side
    70,103.37x = 3,702,628,329.38
  5. Step 5: Solve for x
    x = 3,702,628,329.38/70,103.37
  6. Step 6: Final answer
    x = 52,816.70

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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.