Home / 187,851.38-281,820.27-61,495.70

Finding the Fourth Proportional to 187,851.38, 281,820.27 and 61,495.70

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Solution

The fourth proportional to 187,851.38, 281,820.27 and 61,495.70 is: 92,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,851.38 : 281,820.27 = 61,495.70 : x
  2. Step 2: Convert to fraction form
    187,851.38/281,820.27 = 61,495.70/x
  3. Step 3: Cross multiply
    187,851.38x = 281,820.27 × 61,495.70
  4. Step 4: Simplify right side
    187,851.38x = 17,330,734,777.84
  5. Step 5: Solve for x
    x = 17,330,734,777.84/187,851.38
  6. Step 6: Final answer
    x = 92,257.69

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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.