Home / 187,756.30-281,605.02-61,395.49

Finding the Fourth Proportional to 187,756.30, 281,605.02 and 61,395.49

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Solution

The fourth proportional to 187,756.30, 281,605.02 and 61,395.49 is: 92,083.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,756.30 : 281,605.02 = 61,395.49 : x
  2. Step 2: Convert to fraction form
    187,756.30/281,605.02 = 61,395.49/x
  3. Step 3: Cross multiply
    187,756.30x = 281,605.02 × 61,395.49
  4. Step 4: Simplify right side
    187,756.30x = 17,289,278,189.36
  5. Step 5: Solve for x
    x = 17,289,278,189.36/187,756.30
  6. Step 6: Final answer
    x = 92,083.61

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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.