Home / 194,519.05-291,695.95-76,171.57

Finding the Fourth Proportional to 194,519.05, 291,695.95 and 76,171.57

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Solution

The fourth proportional to 194,519.05, 291,695.95 and 76,171.57 is: 114,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,519.05 : 291,695.95 = 76,171.57 : x
  2. Step 2: Convert to fraction form
    194,519.05/291,695.95 = 76,171.57/x
  3. Step 3: Cross multiply
    194,519.05x = 291,695.95 × 76,171.57
  4. Step 4: Simplify right side
    194,519.05x = 22,218,938,474.14
  5. Step 5: Solve for x
    x = 22,218,938,474.14/194,519.05
  6. Step 6: Final answer
    x = 114,225.00

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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.