Home / 49,990.10-68,986.47-27,329.36

Finding the Fourth Proportional to 49,990.10, 68,986.47 and 27,329.36

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Solution

The fourth proportional to 49,990.10, 68,986.47 and 27,329.36 is: 37,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,990.10 : 68,986.47 = 27,329.36 : x
  2. Step 2: Convert to fraction form
    49,990.10/68,986.47 = 27,329.36/x
  3. Step 3: Cross multiply
    49,990.10x = 68,986.47 × 27,329.36
  4. Step 4: Simplify right side
    49,990.10x = 1,885,355,728.83
  5. Step 5: Solve for x
    x = 1,885,355,728.83/49,990.10
  6. Step 6: Final answer
    x = 37,714.59

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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.