Home / 35,101.20-52,651.80-16,669.20

Finding the Fourth Proportional to 35,101.20, 52,651.80 and 16,669.20

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Solution

The fourth proportional to 35,101.20, 52,651.80 and 16,669.20 is: 25,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,101.20 : 52,651.80 = 16,669.20 : x
  2. Step 2: Convert to fraction form
    35,101.20/52,651.80 = 16,669.20/x
  3. Step 3: Cross multiply
    35,101.20x = 52,651.80 × 16,669.20
  4. Step 4: Simplify right side
    35,101.20x = 877,663,384.56
  5. Step 5: Solve for x
    x = 877,663,384.56/35,101.20
  6. Step 6: Final answer
    x = 25,003.80

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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.