Home / 221,016.50-331,527.11-176,923.55

Finding the Fourth Proportional to 221,016.50, 331,527.11 and 176,923.55

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Solution

The fourth proportional to 221,016.50, 331,527.11 and 176,923.55 is: 265,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,016.50 : 331,527.11 = 176,923.55 : x
  2. Step 2: Convert to fraction form
    221,016.50/331,527.11 = 176,923.55/x
  3. Step 3: Cross multiply
    221,016.50x = 331,527.11 × 176,923.55
  4. Step 4: Simplify right side
    221,016.50x = 58,654,950,680.19
  5. Step 5: Solve for x
    x = 58,654,950,680.19/221,016.50
  6. Step 6: Final answer
    x = 265,387.21

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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.