Home / 187,330.48-281,040.08-54,213.84

Finding the Fourth Proportional to 187,330.48, 281,040.08 and 54,213.84

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Solution

The fourth proportional to 187,330.48, 281,040.08 and 54,213.84 is: 81,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,330.48 : 281,040.08 = 54,213.84 : x
  2. Step 2: Convert to fraction form
    187,330.48/281,040.08 = 54,213.84/x
  3. Step 3: Cross multiply
    187,330.48x = 281,040.08 × 54,213.84
  4. Step 4: Simplify right side
    187,330.48x = 15,236,261,930.71
  5. Step 5: Solve for x
    x = 15,236,261,930.71/187,330.48
  6. Step 6: Final answer
    x = 81,333.60

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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.