Home / 111,723.68-167,491.02-48,496.28

Finding the Fourth Proportional to 111,723.68, 167,491.02 and 48,496.28

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Solution

The fourth proportional to 111,723.68, 167,491.02 and 48,496.28 is: 72,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,723.68 : 167,491.02 = 48,496.28 : x
  2. Step 2: Convert to fraction form
    111,723.68/167,491.02 = 48,496.28/x
  3. Step 3: Cross multiply
    111,723.68x = 167,491.02 × 48,496.28
  4. Step 4: Simplify right side
    111,723.68x = 8,122,691,403.41
  5. Step 5: Solve for x
    x = 8,122,691,403.41/111,723.68
  6. Step 6: Final answer
    x = 72,703.40

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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.