Home / 52,581.06-72,563.37-28,709.25

Finding the Fourth Proportional to 52,581.06, 72,563.37 and 28,709.25

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Solution

The fourth proportional to 52,581.06, 72,563.37 and 28,709.25 is: 39,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,581.06 : 72,563.37 = 28,709.25 : x
  2. Step 2: Convert to fraction form
    52,581.06/72,563.37 = 28,709.25/x
  3. Step 3: Cross multiply
    52,581.06x = 72,563.37 × 28,709.25
  4. Step 4: Simplify right side
    52,581.06x = 2,083,239,930.17
  5. Step 5: Solve for x
    x = 2,083,239,930.17/52,581.06
  6. Step 6: Final answer
    x = 39,619.59

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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.