Home / 187,923.95-281,858.58-54,768.45

Finding the Fourth Proportional to 187,923.95, 281,858.58 and 54,768.45

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Solution

The fourth proportional to 187,923.95, 281,858.58 and 54,768.45 is: 82,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,923.95 : 281,858.58 = 54,768.45 : x
  2. Step 2: Convert to fraction form
    187,923.95/281,858.58 = 54,768.45/x
  3. Step 3: Cross multiply
    187,923.95x = 281,858.58 × 54,768.45
  4. Step 4: Simplify right side
    187,923.95x = 15,436,957,271.96
  5. Step 5: Solve for x
    x = 15,436,957,271.96/187,923.95
  6. Step 6: Final answer
    x = 82,144.71

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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.