Home / 69,872.41-96,423.78-38,041.03

Finding the Fourth Proportional to 69,872.41, 96,423.78 and 38,041.03

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Solution

The fourth proportional to 69,872.41, 96,423.78 and 38,041.03 is: 52,496.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872.41 : 96,423.78 = 38,041.03 : x
  2. Step 2: Convert to fraction form
    69,872.41/96,423.78 = 38,041.03/x
  3. Step 3: Cross multiply
    69,872.41x = 96,423.78 × 38,041.03
  4. Step 4: Simplify right side
    69,872.41x = 3,668,059,907.69
  5. Step 5: Solve for x
    x = 3,668,059,907.69/69,872.41
  6. Step 6: Final answer
    x = 52,496.54

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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.