Home / 51,059.72-76,593.23-13,619.60

Finding the Fourth Proportional to 51,059.72, 76,593.23 and 13,619.60

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Solution

The fourth proportional to 51,059.72, 76,593.23 and 13,619.60 is: 20,430.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,059.72 : 76,593.23 = 13,619.60 : x
  2. Step 2: Convert to fraction form
    51,059.72/76,593.23 = 13,619.60/x
  3. Step 3: Cross multiply
    51,059.72x = 76,593.23 × 13,619.60
  4. Step 4: Simplify right side
    51,059.72x = 1,043,169,155.31
  5. Step 5: Solve for x
    x = 1,043,169,155.31/51,059.72
  6. Step 6: Final answer
    x = 20,430.37

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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.