Home / 221,623.14-332,434.70-55,411.14

Finding the Fourth Proportional to 221,623.14, 332,434.70 and 55,411.14

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Solution

The fourth proportional to 221,623.14, 332,434.70 and 55,411.14 is: 83,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,623.14 : 332,434.70 = 55,411.14 : x
  2. Step 2: Convert to fraction form
    221,623.14/332,434.70 = 55,411.14/x
  3. Step 3: Cross multiply
    221,623.14x = 332,434.70 × 55,411.14
  4. Step 4: Simplify right side
    221,623.14x = 18,420,585,425.50
  5. Step 5: Solve for x
    x = 18,420,585,425.50/221,623.14
  6. Step 6: Final answer
    x = 83,116.71

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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.