Home / 52,601.29-78,912.43-18,858.24

Finding the Fourth Proportional to 52,601.29, 78,912.43 and 18,858.24

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Solution

The fourth proportional to 52,601.29, 78,912.43 and 18,858.24 is: 28,291.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,601.29 : 78,912.43 = 18,858.24 : x
  2. Step 2: Convert to fraction form
    52,601.29/78,912.43 = 18,858.24/x
  3. Step 3: Cross multiply
    52,601.29x = 78,912.43 × 18,858.24
  4. Step 4: Simplify right side
    52,601.29x = 1,488,149,496.78
  5. Step 5: Solve for x
    x = 1,488,149,496.78/52,601.29
  6. Step 6: Final answer
    x = 28,291.12

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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.