Home / 194,425.34-291,628.29-76,118.36

Finding the Fourth Proportional to 194,425.34, 291,628.29 and 76,118.36

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Solution

The fourth proportional to 194,425.34, 291,628.29 and 76,118.36 is: 114,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,425.34 : 291,628.29 = 76,118.36 : x
  2. Step 2: Convert to fraction form
    194,425.34/291,628.29 = 76,118.36/x
  3. Step 3: Cross multiply
    194,425.34x = 291,628.29 × 76,118.36
  4. Step 4: Simplify right side
    194,425.34x = 22,198,267,164.40
  5. Step 5: Solve for x
    x = 22,198,267,164.40/194,425.34
  6. Step 6: Final answer
    x = 114,173.73

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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.