Home / 194,162.22-291,356.52-81,835.46

Finding the Fourth Proportional to 194,162.22, 291,356.52 and 81,835.46

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Solution

The fourth proportional to 194,162.22, 291,356.52 and 81,835.46 is: 122,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,162.22 : 291,356.52 = 81,835.46 : x
  2. Step 2: Convert to fraction form
    194,162.22/291,356.52 = 81,835.46/x
  3. Step 3: Cross multiply
    194,162.22x = 291,356.52 × 81,835.46
  4. Step 4: Simplify right side
    194,162.22x = 23,843,294,838.20
  5. Step 5: Solve for x
    x = 23,843,294,838.20/194,162.22
  6. Step 6: Final answer
    x = 122,800.90

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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.