Home / 52,581.42-72,563.38-28,709.03

Finding the Fourth Proportional to 52,581.42, 72,563.38 and 28,709.03

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Solution

The fourth proportional to 52,581.42, 72,563.38 and 28,709.03 is: 39,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,581.42 : 72,563.38 = 28,709.03 : x
  2. Step 2: Convert to fraction form
    52,581.42/72,563.38 = 28,709.03/x
  3. Step 3: Cross multiply
    52,581.42x = 72,563.38 × 28,709.03
  4. Step 4: Simplify right side
    52,581.42x = 2,083,224,362.96
  5. Step 5: Solve for x
    x = 2,083,224,362.96/52,581.42
  6. Step 6: Final answer
    x = 39,619.02

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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.