Home / 533,121.66-799,723.80-178,136.93

Finding the Fourth Proportional to 533,121.66, 799,723.80 and 178,136.93

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Solution

The fourth proportional to 533,121.66, 799,723.80 and 178,136.93 is: 267,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,121.66 : 799,723.80 = 178,136.93 : x
  2. Step 2: Convert to fraction form
    533,121.66/799,723.80 = 178,136.93/x
  3. Step 3: Cross multiply
    533,121.66x = 799,723.80 × 178,136.93
  4. Step 4: Simplify right side
    533,121.66x = 142,460,344,579.24
  5. Step 5: Solve for x
    x = 142,460,344,579.24/533,121.66
  6. Step 6: Final answer
    x = 267,219.20

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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.