Home / 194,127.80-291,233.10-109,927.40

Finding the Fourth Proportional to 194,127.80, 291,233.10 and 109,927.40

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Solution

The fourth proportional to 194,127.80, 291,233.10 and 109,927.40 is: 164,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,127.80 : 291,233.10 = 109,927.40 : x
  2. Step 2: Convert to fraction form
    194,127.80/291,233.10 = 109,927.40/x
  3. Step 3: Cross multiply
    194,127.80x = 291,233.10 × 109,927.40
  4. Step 4: Simplify right side
    194,127.80x = 32,014,497,476.94
  5. Step 5: Solve for x
    x = 32,014,497,476.94/194,127.80
  6. Step 6: Final answer
    x = 164,914.54

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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.