Home / 43,767.92-65,646.41-12,180.35

Finding the Fourth Proportional to 43,767.92, 65,646.41 and 12,180.35

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Solution

The fourth proportional to 43,767.92, 65,646.41 and 12,180.35 is: 18,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,767.92 : 65,646.41 = 12,180.35 : x
  2. Step 2: Convert to fraction form
    43,767.92/65,646.41 = 12,180.35/x
  3. Step 3: Cross multiply
    43,767.92x = 65,646.41 × 12,180.35
  4. Step 4: Simplify right side
    43,767.92x = 799,596,353.26
  5. Step 5: Solve for x
    x = 799,596,353.26/43,767.92
  6. Step 6: Final answer
    x = 18,269.00

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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.