Home / 43,085.70-64,602.09-16,759.80

Finding the Fourth Proportional to 43,085.70, 64,602.09 and 16,759.80

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Solution

The fourth proportional to 43,085.70, 64,602.09 and 16,759.80 is: 25,129.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,085.70 : 64,602.09 = 16,759.80 : x
  2. Step 2: Convert to fraction form
    43,085.70/64,602.09 = 16,759.80/x
  3. Step 3: Cross multiply
    43,085.70x = 64,602.09 × 16,759.80
  4. Step 4: Simplify right side
    43,085.70x = 1,082,718,107.98
  5. Step 5: Solve for x
    x = 1,082,718,107.98/43,085.70
  6. Step 6: Final answer
    x = 25,129.41

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1.5x scale

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.