Home / 43,480.29-65,242.32-32,409.21

Finding the Fourth Proportional to 43,480.29, 65,242.32 and 32,409.21

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Solution

The fourth proportional to 43,480.29, 65,242.32 and 32,409.21 is: 48,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,480.29 : 65,242.32 = 32,409.21 : x
  2. Step 2: Convert to fraction form
    43,480.29/65,242.32 = 32,409.21/x
  3. Step 3: Cross multiply
    43,480.29x = 65,242.32 × 32,409.21
  4. Step 4: Simplify right side
    43,480.29x = 2,114,452,049.77
  5. Step 5: Solve for x
    x = 2,114,452,049.77/43,480.29
  6. Step 6: Final answer
    x = 48,630.13

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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.