Home / 64,418.28-96,630.45-53,152.73

Finding the Fourth Proportional to 64,418.28, 96,630.45 and 53,152.73

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Solution

The fourth proportional to 64,418.28, 96,630.45 and 53,152.73 is: 79,731.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,418.28 : 96,630.45 = 53,152.73 : x
  2. Step 2: Convert to fraction form
    64,418.28/96,630.45 = 53,152.73/x
  3. Step 3: Cross multiply
    64,418.28x = 96,630.45 × 53,152.73
  4. Step 4: Simplify right side
    64,418.28x = 5,136,171,735.48
  5. Step 5: Solve for x
    x = 5,136,171,735.48/64,418.28
  6. Step 6: Final answer
    x = 79,731.59

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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.