Home / 64,627.12-96,960.24-20,260.24

Finding the Fourth Proportional to 64,627.12, 96,960.24 and 20,260.24

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Solution

The fourth proportional to 64,627.12, 96,960.24 and 20,260.24 is: 30,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,627.12 : 96,960.24 = 20,260.24 : x
  2. Step 2: Convert to fraction form
    64,627.12/96,960.24 = 20,260.24/x
  3. Step 3: Cross multiply
    64,627.12x = 96,960.24 × 20,260.24
  4. Step 4: Simplify right side
    64,627.12x = 1,964,437,732.86
  5. Step 5: Solve for x
    x = 1,964,437,732.86/64,627.12
  6. Step 6: Final answer
    x = 30,396.49

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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.