Home / 75,610.20-113,415.30-63,946.20

Finding the Fourth Proportional to 75,610.20, 113,415.30 and 63,946.20

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Solution

The fourth proportional to 75,610.20, 113,415.30 and 63,946.20 is: 95,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,610.20 : 113,415.30 = 63,946.20 : x
  2. Step 2: Convert to fraction form
    75,610.20/113,415.30 = 63,946.20/x
  3. Step 3: Cross multiply
    75,610.20x = 113,415.30 × 63,946.20
  4. Step 4: Simplify right side
    75,610.20x = 7,252,477,456.86
  5. Step 5: Solve for x
    x = 7,252,477,456.86/75,610.20
  6. Step 6: Final answer
    x = 95,919.30

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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.