Home / 204,186.59-306,294.47-54,426.10

Finding the Fourth Proportional to 204,186.59, 306,294.47 and 54,426.10

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Solution

The fourth proportional to 204,186.59, 306,294.47 and 54,426.10 is: 81,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,186.59 : 306,294.47 = 54,426.10 : x
  2. Step 2: Convert to fraction form
    204,186.59/306,294.47 = 54,426.10/x
  3. Step 3: Cross multiply
    204,186.59x = 306,294.47 × 54,426.10
  4. Step 4: Simplify right side
    204,186.59x = 16,670,412,619.90
  5. Step 5: Solve for x
    x = 16,670,412,619.90/204,186.59
  6. Step 6: Final answer
    x = 81,643.03

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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.