Home / 40,771.65-56,238.97-29,457.78

Finding the Fourth Proportional to 40,771.65, 56,238.97 and 29,457.78

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Solution

The fourth proportional to 40,771.65, 56,238.97 and 29,457.78 is: 40,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,771.65 : 56,238.97 = 29,457.78 : x
  2. Step 2: Convert to fraction form
    40,771.65/56,238.97 = 29,457.78/x
  3. Step 3: Cross multiply
    40,771.65x = 56,238.97 × 29,457.78
  4. Step 4: Simplify right side
    40,771.65x = 1,656,675,205.69
  5. Step 5: Solve for x
    x = 1,656,675,205.69/40,771.65
  6. Step 6: Final answer
    x = 40,633.02

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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.