Home / 43,741.57-65,622.77-14,159.40

Finding the Fourth Proportional to 43,741.57, 65,622.77 and 14,159.40

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Solution

The fourth proportional to 43,741.57, 65,622.77 and 14,159.40 is: 21,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,741.57 : 65,622.77 = 14,159.40 : x
  2. Step 2: Convert to fraction form
    43,741.57/65,622.77 = 14,159.40/x
  3. Step 3: Cross multiply
    43,741.57x = 65,622.77 × 14,159.40
  4. Step 4: Simplify right side
    43,741.57x = 929,178,978.74
  5. Step 5: Solve for x
    x = 929,178,978.74/43,741.57
  6. Step 6: Final answer
    x = 21,242.47

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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.