Home / 187,359.36-281,131.31-87,526.57

Finding the Fourth Proportional to 187,359.36, 281,131.31 and 87,526.57

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Solution

The fourth proportional to 187,359.36, 281,131.31 and 87,526.57 is: 131,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,359.36 : 281,131.31 = 87,526.57 : x
  2. Step 2: Convert to fraction form
    187,359.36/281,131.31 = 87,526.57/x
  3. Step 3: Cross multiply
    187,359.36x = 281,131.31 × 87,526.57
  4. Step 4: Simplify right side
    187,359.36x = 24,606,459,283.91
  5. Step 5: Solve for x
    x = 24,606,459,283.91/187,359.36
  6. Step 6: Final answer
    x = 131,332.96

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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.