Home / 187,587.38-281,410.44-61,198.42

Finding the Fourth Proportional to 187,587.38, 281,410.44 and 61,198.42

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Solution

The fourth proportional to 187,587.38, 281,410.44 and 61,198.42 is: 91,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,587.38 : 281,410.44 = 61,198.42 : x
  2. Step 2: Convert to fraction form
    187,587.38/281,410.44 = 61,198.42/x
  3. Step 3: Cross multiply
    187,587.38x = 281,410.44 × 61,198.42
  4. Step 4: Simplify right side
    187,587.38x = 17,221,874,299.50
  5. Step 5: Solve for x
    x = 17,221,874,299.50/187,587.38
  6. Step 6: Final answer
    x = 91,807.21

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1.5x scale

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.