Home / 49,700.48-68,529.20-39,621.04

Finding the Fourth Proportional to 49,700.48, 68,529.20 and 39,621.04

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Solution

The fourth proportional to 49,700.48, 68,529.20 and 39,621.04 is: 54,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,700.48 : 68,529.20 = 39,621.04 : x
  2. Step 2: Convert to fraction form
    49,700.48/68,529.20 = 39,621.04/x
  3. Step 3: Cross multiply
    49,700.48x = 68,529.20 × 39,621.04
  4. Step 4: Simplify right side
    49,700.48x = 2,715,198,174.37
  5. Step 5: Solve for x
    x = 2,715,198,174.37/49,700.48
  6. Step 6: Final answer
    x = 54,631.23

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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.