Home / 187,572.51-281,388.18-61,183.58

Finding the Fourth Proportional to 187,572.51, 281,388.18 and 61,183.58

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Solution

The fourth proportional to 187,572.51, 281,388.18 and 61,183.58 is: 91,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,572.51 : 281,388.18 = 61,183.58 : x
  2. Step 2: Convert to fraction form
    187,572.51/281,388.18 = 61,183.58/x
  3. Step 3: Cross multiply
    187,572.51x = 281,388.18 × 61,183.58
  4. Step 4: Simplify right side
    187,572.51x = 17,216,335,491.83
  5. Step 5: Solve for x
    x = 17,216,335,491.83/187,572.51
  6. Step 6: Final answer
    x = 91,784.96

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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.