Home / 187,369.61-281,099.43-54,259.07

Finding the Fourth Proportional to 187,369.61, 281,099.43 and 54,259.07

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Solution

The fourth proportional to 187,369.61, 281,099.43 and 54,259.07 is: 81,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,369.61 : 281,099.43 = 54,259.07 : x
  2. Step 2: Convert to fraction form
    187,369.61/281,099.43 = 54,259.07/x
  3. Step 3: Cross multiply
    187,369.61x = 281,099.43 × 54,259.07
  4. Step 4: Simplify right side
    187,369.61x = 15,252,192,243.83
  5. Step 5: Solve for x
    x = 15,252,192,243.83/187,369.61
  6. Step 6: Final answer
    x = 81,401.64

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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.