Home / 66,859.38-92,307.96-43,027.56

Finding the Fourth Proportional to 66,859.38, 92,307.96 and 43,027.56

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Solution

The fourth proportional to 66,859.38, 92,307.96 and 43,027.56 is: 59,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,859.38 : 92,307.96 = 43,027.56 : x
  2. Step 2: Convert to fraction form
    66,859.38/92,307.96 = 43,027.56/x
  3. Step 3: Cross multiply
    66,859.38x = 92,307.96 × 43,027.56
  4. Step 4: Simplify right side
    66,859.38x = 3,971,786,287.38
  5. Step 5: Solve for x
    x = 3,971,786,287.38/66,859.38
  6. Step 6: Final answer
    x = 59,405.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.