Home / 107,320.40-160,846.20-54,750.80

Finding the Fourth Proportional to 107,320.40, 160,846.20 and 54,750.80

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Solution

The fourth proportional to 107,320.40, 160,846.20 and 54,750.80 is: 82,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,320.40 : 160,846.20 = 54,750.80 : x
  2. Step 2: Convert to fraction form
    107,320.40/160,846.20 = 54,750.80/x
  3. Step 3: Cross multiply
    107,320.40x = 160,846.20 × 54,750.80
  4. Step 4: Simplify right side
    107,320.40x = 8,806,458,126.96
  5. Step 5: Solve for x
    x = 8,806,458,126.96/107,320.40
  6. Step 6: Final answer
    x = 82,057.63

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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.