Home / 34,778.36-52,171.29-11,080.31

Finding the Fourth Proportional to 34,778.36, 52,171.29 and 11,080.31

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Solution

The fourth proportional to 34,778.36, 52,171.29 and 11,080.31 is: 16,621.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778.36 : 52,171.29 = 11,080.31 : x
  2. Step 2: Convert to fraction form
    34,778.36/52,171.29 = 11,080.31/x
  3. Step 3: Cross multiply
    34,778.36x = 52,171.29 × 11,080.31
  4. Step 4: Simplify right side
    34,778.36x = 578,074,010.90
  5. Step 5: Solve for x
    x = 578,074,010.90/34,778.36
  6. Step 6: Final answer
    x = 16,621.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.