Home / 42,467.54-63,729.06-16,172.54

Finding the Fourth Proportional to 42,467.54, 63,729.06 and 16,172.54

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Solution

The fourth proportional to 42,467.54, 63,729.06 and 16,172.54 is: 24,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,467.54 : 63,729.06 = 16,172.54 : x
  2. Step 2: Convert to fraction form
    42,467.54/63,729.06 = 16,172.54/x
  3. Step 3: Cross multiply
    42,467.54x = 63,729.06 × 16,172.54
  4. Step 4: Simplify right side
    42,467.54x = 1,030,660,772.01
  5. Step 5: Solve for x
    x = 1,030,660,772.01/42,467.54
  6. Step 6: Final answer
    x = 24,269.38

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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.