Home / 62,014.29-85,481.46-56,865.84

Finding the Fourth Proportional to 62,014.29, 85,481.46 and 56,865.84

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Solution

The fourth proportional to 62,014.29, 85,481.46 and 56,865.84 is: 78,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,014.29 : 85,481.46 = 56,865.84 : x
  2. Step 2: Convert to fraction form
    62,014.29/85,481.46 = 56,865.84/x
  3. Step 3: Cross multiply
    62,014.29x = 85,481.46 × 56,865.84
  4. Step 4: Simplify right side
    62,014.29x = 4,860,975,027.33
  5. Step 5: Solve for x
    x = 4,860,975,027.33/62,014.29
  6. Step 6: Final answer
    x = 78,384.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.