Home / 239,075.27-329,926.03-131,649.11

Finding the Fourth Proportional to 239,075.27, 329,926.03 and 131,649.11

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Solution

The fourth proportional to 239,075.27, 329,926.03 and 131,649.11 is: 181,676.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,075.27 : 329,926.03 = 131,649.11 : x
  2. Step 2: Convert to fraction form
    239,075.27/329,926.03 = 131,649.11/x
  3. Step 3: Cross multiply
    239,075.27x = 329,926.03 × 131,649.11
  4. Step 4: Simplify right side
    239,075.27x = 43,434,468,215.33
  5. Step 5: Solve for x
    x = 43,434,468,215.33/239,075.27
  6. Step 6: Final answer
    x = 181,676.96

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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.