Home / 51,057.63-70,449.10-29,832.79

Finding the Fourth Proportional to 51,057.63, 70,449.10 and 29,832.79

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Solution

The fourth proportional to 51,057.63, 70,449.10 and 29,832.79 is: 41,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,057.63 : 70,449.10 = 29,832.79 : x
  2. Step 2: Convert to fraction form
    51,057.63/70,449.10 = 29,832.79/x
  3. Step 3: Cross multiply
    51,057.63x = 70,449.10 × 29,832.79
  4. Step 4: Simplify right side
    51,057.63x = 2,101,693,205.99
  5. Step 5: Solve for x
    x = 2,101,693,205.99/51,057.63
  6. Step 6: Final answer
    x = 41,163.16

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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.