Home / 187,740.36-281,605.68-63,081.36

Finding the Fourth Proportional to 187,740.36, 281,605.68 and 63,081.36

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Solution

The fourth proportional to 187,740.36, 281,605.68 and 63,081.36 is: 94,620.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,740.36 : 281,605.68 = 63,081.36 : x
  2. Step 2: Convert to fraction form
    187,740.36/281,605.68 = 63,081.36/x
  3. Step 3: Cross multiply
    187,740.36x = 281,605.68 × 63,081.36
  4. Step 4: Simplify right side
    187,740.36x = 17,764,069,278.12
  5. Step 5: Solve for x
    x = 17,764,069,278.12/187,740.36
  6. Step 6: Final answer
    x = 94,620.41

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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.