Home / 194,503.48-291,685.01-82,192.37

Finding the Fourth Proportional to 194,503.48, 291,685.01 and 82,192.37

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Solution

The fourth proportional to 194,503.48, 291,685.01 and 82,192.37 is: 123,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,503.48 : 291,685.01 = 82,192.37 : x
  2. Step 2: Convert to fraction form
    194,503.48/291,685.01 = 82,192.37/x
  3. Step 3: Cross multiply
    194,503.48x = 291,685.01 × 82,192.37
  4. Step 4: Simplify right side
    194,503.48x = 23,974,280,395.99
  5. Step 5: Solve for x
    x = 23,974,280,395.99/194,503.48
  6. Step 6: Final answer
    x = 123,258.88

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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.