Home / 187,764.33-281,663.84-61,405.25

Finding the Fourth Proportional to 187,764.33, 281,663.84 and 61,405.25

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Solution

The fourth proportional to 187,764.33, 281,663.84 and 61,405.25 is: 92,113.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,764.33 : 281,663.84 = 61,405.25 : x
  2. Step 2: Convert to fraction form
    187,764.33/281,663.84 = 61,405.25/x
  3. Step 3: Cross multiply
    187,764.33x = 281,663.84 × 61,405.25
  4. Step 4: Simplify right side
    187,764.33x = 17,295,636,795.81
  5. Step 5: Solve for x
    x = 17,295,636,795.81/187,764.33
  6. Step 6: Final answer
    x = 92,113.54

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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.