Home / 96,014.72-132,479.10-55,705.12

Finding the Fourth Proportional to 96,014.72, 132,479.10 and 55,705.12

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Solution

The fourth proportional to 96,014.72, 132,479.10 and 55,705.12 is: 76,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,014.72 : 132,479.10 = 55,705.12 : x
  2. Step 2: Convert to fraction form
    96,014.72/132,479.10 = 55,705.12/x
  3. Step 3: Cross multiply
    96,014.72x = 132,479.10 × 55,705.12
  4. Step 4: Simplify right side
    96,014.72x = 7,379,764,162.99
  5. Step 5: Solve for x
    x = 7,379,764,162.99/96,014.72
  6. Step 6: Final answer
    x = 76,860.76

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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.