Home / 187,816.62-281,600.36-61,412.58

Finding the Fourth Proportional to 187,816.62, 281,600.36 and 61,412.58

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Solution

The fourth proportional to 187,816.62, 281,600.36 and 61,412.58 is: 92,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,816.62 : 281,600.36 = 61,412.58 : x
  2. Step 2: Convert to fraction form
    187,816.62/281,600.36 = 61,412.58/x
  3. Step 3: Cross multiply
    187,816.62x = 281,600.36 × 61,412.58
  4. Step 4: Simplify right side
    187,816.62x = 17,293,804,559.76
  5. Step 5: Solve for x
    x = 17,293,804,559.76/187,816.62
  6. Step 6: Final answer
    x = 92,078.14

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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.