Home / 46,289.90-69,418.11-16,699.78

Finding the Fourth Proportional to 46,289.90, 69,418.11 and 16,699.78

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Solution

The fourth proportional to 46,289.90, 69,418.11 and 16,699.78 is: 25,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,289.90 : 69,418.11 = 16,699.78 : x
  2. Step 2: Convert to fraction form
    46,289.90/69,418.11 = 16,699.78/x
  3. Step 3: Cross multiply
    46,289.90x = 69,418.11 × 16,699.78
  4. Step 4: Simplify right side
    46,289.90x = 1,159,267,165.02
  5. Step 5: Solve for x
    x = 1,159,267,165.02/46,289.90
  6. Step 6: Final answer
    x = 25,043.63

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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.