Home / 43,741.37-65,622.46-14,159.20

Finding the Fourth Proportional to 43,741.37, 65,622.46 and 14,159.20

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Solution

The fourth proportional to 43,741.37, 65,622.46 and 14,159.20 is: 21,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,741.37 : 65,622.46 = 14,159.20 : x
  2. Step 2: Convert to fraction form
    43,741.37/65,622.46 = 14,159.20/x
  3. Step 3: Cross multiply
    43,741.37x = 65,622.46 × 14,159.20
  4. Step 4: Simplify right side
    43,741.37x = 929,161,535.63
  5. Step 5: Solve for x
    x = 929,161,535.63/43,741.37
  6. Step 6: Final answer
    x = 21,242.17

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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.