Home / 43,640.29-65,483.90-17,345.25

Finding the Fourth Proportional to 43,640.29, 65,483.90 and 17,345.25

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Solution

The fourth proportional to 43,640.29, 65,483.90 and 17,345.25 is: 26,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,640.29 : 65,483.90 = 17,345.25 : x
  2. Step 2: Convert to fraction form
    43,640.29/65,483.90 = 17,345.25/x
  3. Step 3: Cross multiply
    43,640.29x = 65,483.90 × 17,345.25
  4. Step 4: Simplify right side
    43,640.29x = 1,135,834,529.75
  5. Step 5: Solve for x
    x = 1,135,834,529.75/43,640.29
  6. Step 6: Final answer
    x = 26,027.20

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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.