Home / 187,986.71-281,651.87-156,598.47

Finding the Fourth Proportional to 187,986.71, 281,651.87 and 156,598.47

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Solution

The fourth proportional to 187,986.71, 281,651.87 and 156,598.47 is: 234,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,986.71 : 281,651.87 = 156,598.47 : x
  2. Step 2: Convert to fraction form
    187,986.71/281,651.87 = 156,598.47/x
  3. Step 3: Cross multiply
    187,986.71x = 281,651.87 × 156,598.47
  4. Step 4: Simplify right side
    187,986.71x = 44,106,252,306.14
  5. Step 5: Solve for x
    x = 44,106,252,306.14/187,986.71
  6. Step 6: Final answer
    x = 234,624.31

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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.