Home / 61,271.15-91,907.17-16,900.43

Finding the Fourth Proportional to 61,271.15, 91,907.17 and 16,900.43

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Solution

The fourth proportional to 61,271.15, 91,907.17 and 16,900.43 is: 25,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,271.15 : 91,907.17 = 16,900.43 : x
  2. Step 2: Convert to fraction form
    61,271.15/91,907.17 = 16,900.43/x
  3. Step 3: Cross multiply
    61,271.15x = 91,907.17 × 16,900.43
  4. Step 4: Simplify right side
    61,271.15x = 1,553,270,191.30
  5. Step 5: Solve for x
    x = 1,553,270,191.30/61,271.15
  6. Step 6: Final answer
    x = 25,350.76

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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.