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Finding the Fourth Proportional to 52,462.44, 78,709.04 and 16,923.04

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Solution

The fourth proportional to 52,462.44, 78,709.04 and 16,923.04 is: 25,389.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,462.44 : 78,709.04 = 16,923.04 : x
  2. Step 2: Convert to fraction form
    52,462.44/78,709.04 = 16,923.04/x
  3. Step 3: Cross multiply
    52,462.44x = 78,709.04 × 16,923.04
  4. Step 4: Simplify right side
    52,462.44x = 1,331,996,457.09
  5. Step 5: Solve for x
    x = 1,331,996,457.09/52,462.44
  6. Step 6: Final answer
    x = 25,389.53

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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.