Home / 82,399.86-123,607.26-23,236.20

Finding the Fourth Proportional to 82,399.86, 123,607.26 and 23,236.20

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Solution

The fourth proportional to 82,399.86, 123,607.26 and 23,236.20 is: 34,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,399.86 : 123,607.26 = 23,236.20 : x
  2. Step 2: Convert to fraction form
    82,399.86/123,607.26 = 23,236.20/x
  3. Step 3: Cross multiply
    82,399.86x = 123,607.26 × 23,236.20
  4. Step 4: Simplify right side
    82,399.86x = 2,872,163,014.81
  5. Step 5: Solve for x
    x = 2,872,163,014.81/82,399.86
  6. Step 6: Final answer
    x = 34,856.41

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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.