Home / 64,850.37-96,630.90-57,776.03

Finding the Fourth Proportional to 64,850.37, 96,630.90 and 57,776.03

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Solution

The fourth proportional to 64,850.37, 96,630.90 and 57,776.03 is: 86,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.37 : 96,630.90 = 57,776.03 : x
  2. Step 2: Convert to fraction form
    64,850.37/96,630.90 = 57,776.03/x
  3. Step 3: Cross multiply
    64,850.37x = 96,630.90 × 57,776.03
  4. Step 4: Simplify right side
    64,850.37x = 5,582,949,439.88
  5. Step 5: Solve for x
    x = 5,582,949,439.88/64,850.37
  6. Step 6: Final answer
    x = 86,089.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.