Home / 49,790.80-68,708.10-29,649.16

Finding the Fourth Proportional to 49,790.80, 68,708.10 and 29,649.16

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Solution

The fourth proportional to 49,790.80, 68,708.10 and 29,649.16 is: 40,913.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.80 : 68,708.10 = 29,649.16 : x
  2. Step 2: Convert to fraction form
    49,790.80/68,708.10 = 29,649.16/x
  3. Step 3: Cross multiply
    49,790.80x = 68,708.10 × 29,649.16
  4. Step 4: Simplify right side
    49,790.80x = 2,037,137,450.20
  5. Step 5: Solve for x
    x = 2,037,137,450.20/49,790.80
  6. Step 6: Final answer
    x = 40,913.93

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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.