Home / 52,723.50-72,760.17-28,850.21

Finding the Fourth Proportional to 52,723.50, 72,760.17 and 28,850.21

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Solution

The fourth proportional to 52,723.50, 72,760.17 and 28,850.21 is: 39,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,723.50 : 72,760.17 = 28,850.21 : x
  2. Step 2: Convert to fraction form
    52,723.50/72,760.17 = 28,850.21/x
  3. Step 3: Cross multiply
    52,723.50x = 72,760.17 × 28,850.21
  4. Step 4: Simplify right side
    52,723.50x = 2,099,146,184.14
  5. Step 5: Solve for x
    x = 2,099,146,184.14/52,723.50
  6. Step 6: Final answer
    x = 39,814.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.