Home / 194,627.49-291,902.36-54,387.33

Finding the Fourth Proportional to 194,627.49, 291,902.36 and 54,387.33

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Solution

The fourth proportional to 194,627.49, 291,902.36 and 54,387.33 is: 81,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,627.49 : 291,902.36 = 54,387.33 : x
  2. Step 2: Convert to fraction form
    194,627.49/291,902.36 = 54,387.33/x
  3. Step 3: Cross multiply
    194,627.49x = 291,902.36 × 54,387.33
  4. Step 4: Simplify right side
    194,627.49x = 15,875,789,709.16
  5. Step 5: Solve for x
    x = 15,875,789,709.16/194,627.49
  6. Step 6: Final answer
    x = 81,570.13

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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.