Home / 55,609.40-83,219.70-50,943.80

Finding the Fourth Proportional to 55,609.40, 83,219.70 and 50,943.80

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Solution

The fourth proportional to 55,609.40, 83,219.70 and 50,943.80 is: 76,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609.40 : 83,219.70 = 50,943.80 : x
  2. Step 2: Convert to fraction form
    55,609.40/83,219.70 = 50,943.80/x
  3. Step 3: Cross multiply
    55,609.40x = 83,219.70 × 50,943.80
  4. Step 4: Simplify right side
    55,609.40x = 4,239,527,752.86
  5. Step 5: Solve for x
    x = 4,239,527,752.86/55,609.40
  6. Step 6: Final answer
    x = 76,237.61

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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.