Home / 49,586.38-68,406.30-29,431.82

Finding the Fourth Proportional to 49,586.38, 68,406.30 and 29,431.82

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Solution

The fourth proportional to 49,586.38, 68,406.30 and 29,431.82 is: 40,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,586.38 : 68,406.30 = 29,431.82 : x
  2. Step 2: Convert to fraction form
    49,586.38/68,406.30 = 29,431.82/x
  3. Step 3: Cross multiply
    49,586.38x = 68,406.30 × 29,431.82
  4. Step 4: Simplify right side
    49,586.38x = 2,013,321,908.47
  5. Step 5: Solve for x
    x = 2,013,321,908.47/49,586.38
  6. Step 6: Final answer
    x = 40,602.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.