Home / 187,412.50-281,118.52-61,052.54

Finding the Fourth Proportional to 187,412.50, 281,118.52 and 61,052.54

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Solution

The fourth proportional to 187,412.50, 281,118.52 and 61,052.54 is: 91,578.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,412.50 : 281,118.52 = 61,052.54 : x
  2. Step 2: Convert to fraction form
    187,412.50/281,118.52 = 61,052.54/x
  3. Step 3: Cross multiply
    187,412.50x = 281,118.52 × 61,052.54
  4. Step 4: Simplify right side
    187,412.50x = 17,162,999,411.96
  5. Step 5: Solve for x
    x = 17,162,999,411.96/187,412.50
  6. Step 6: Final answer
    x = 91,578.73

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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.