Home / 42,571.11-63,871.25-16,283.37

Finding the Fourth Proportional to 42,571.11, 63,871.25 and 16,283.37

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Solution

The fourth proportional to 42,571.11, 63,871.25 and 16,283.37 is: 24,430.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,571.11 : 63,871.25 = 16,283.37 : x
  2. Step 2: Convert to fraction form
    42,571.11/63,871.25 = 16,283.37/x
  3. Step 3: Cross multiply
    42,571.11x = 63,871.25 × 16,283.37
  4. Step 4: Simplify right side
    42,571.11x = 1,040,038,795.34
  5. Step 5: Solve for x
    x = 1,040,038,795.34/42,571.11
  6. Step 6: Final answer
    x = 24,430.63

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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.