Home / 187,858.80-281,995.56-148,667.76

Finding the Fourth Proportional to 187,858.80, 281,995.56 and 148,667.76

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Solution

The fourth proportional to 187,858.80, 281,995.56 and 148,667.76 is: 223,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,858.80 : 281,995.56 = 148,667.76 : x
  2. Step 2: Convert to fraction form
    187,858.80/281,995.56 = 148,667.76/x
  3. Step 3: Cross multiply
    187,858.80x = 281,995.56 × 148,667.76
  4. Step 4: Simplify right side
    187,858.80x = 41,923,648,235.15
  5. Step 5: Solve for x
    x = 41,923,648,235.15/187,858.80
  6. Step 6: Final answer
    x = 223,165.74

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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.