Home / 43,969.40-65,635.72-38,649.06

Finding the Fourth Proportional to 43,969.40, 65,635.72 and 38,649.06

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Solution

The fourth proportional to 43,969.40, 65,635.72 and 38,649.06 is: 57,693.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,969.40 : 65,635.72 = 38,649.06 : x
  2. Step 2: Convert to fraction form
    43,969.40/65,635.72 = 38,649.06/x
  3. Step 3: Cross multiply
    43,969.40x = 65,635.72 × 38,649.06
  4. Step 4: Simplify right side
    43,969.40x = 2,536,758,783.80
  5. Step 5: Solve for x
    x = 2,536,758,783.80/43,969.40
  6. Step 6: Final answer
    x = 57,693.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.