Home / 45,821.43-68,710.57-17,754.63

Finding the Fourth Proportional to 45,821.43, 68,710.57 and 17,754.63

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Solution

The fourth proportional to 45,821.43, 68,710.57 and 17,754.63 is: 26,623.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,821.43 : 68,710.57 = 17,754.63 : x
  2. Step 2: Convert to fraction form
    45,821.43/68,710.57 = 17,754.63/x
  3. Step 3: Cross multiply
    45,821.43x = 68,710.57 × 17,754.63
  4. Step 4: Simplify right side
    45,821.43x = 1,219,930,747.44
  5. Step 5: Solve for x
    x = 1,219,930,747.44/45,821.43
  6. Step 6: Final answer
    x = 26,623.59

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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.