Home / 56,310.23-84,440.43-16,859.99

Finding the Fourth Proportional to 56,310.23, 84,440.43 and 16,859.99

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Solution

The fourth proportional to 56,310.23, 84,440.43 and 16,859.99 is: 25,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,310.23 : 84,440.43 = 16,859.99 : x
  2. Step 2: Convert to fraction form
    56,310.23/84,440.43 = 16,859.99/x
  3. Step 3: Cross multiply
    56,310.23x = 84,440.43 × 16,859.99
  4. Step 4: Simplify right side
    56,310.23x = 1,423,664,383.19
  5. Step 5: Solve for x
    x = 1,423,664,383.19/56,310.23
  6. Step 6: Final answer
    x = 25,282.52

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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.