Home / 45,754.17-68,629.23-12,474.24

Finding the Fourth Proportional to 45,754.17, 68,629.23 and 12,474.24

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Solution

The fourth proportional to 45,754.17, 68,629.23 and 12,474.24 is: 18,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,754.17 : 68,629.23 = 12,474.24 : x
  2. Step 2: Convert to fraction form
    45,754.17/68,629.23 = 12,474.24/x
  3. Step 3: Cross multiply
    45,754.17x = 68,629.23 × 12,474.24
  4. Step 4: Simplify right side
    45,754.17x = 856,097,486.04
  5. Step 5: Solve for x
    x = 856,097,486.04/45,754.17
  6. Step 6: Final answer
    x = 18,710.81

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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.