Home / 56,761.76-85,011.40-54,793.46

Finding the Fourth Proportional to 56,761.76, 85,011.40 and 54,793.46

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Solution

The fourth proportional to 56,761.76, 85,011.40 and 54,793.46 is: 82,063.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,761.76 : 85,011.40 = 54,793.46 : x
  2. Step 2: Convert to fraction form
    56,761.76/85,011.40 = 54,793.46/x
  3. Step 3: Cross multiply
    56,761.76x = 85,011.40 × 54,793.46
  4. Step 4: Simplify right side
    56,761.76x = 4,658,068,745.44
  5. Step 5: Solve for x
    x = 4,658,068,745.44/56,761.76
  6. Step 6: Final answer
    x = 82,063.50

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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.