Home / 56,958.24-85,388.80-40,265.76

Finding the Fourth Proportional to 56,958.24, 85,388.80 and 40,265.76

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Solution

The fourth proportional to 56,958.24, 85,388.80 and 40,265.76 is: 60,364.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,958.24 : 85,388.80 = 40,265.76 : x
  2. Step 2: Convert to fraction form
    56,958.24/85,388.80 = 40,265.76/x
  3. Step 3: Cross multiply
    56,958.24x = 85,388.80 × 40,265.76
  4. Step 4: Simplify right side
    56,958.24x = 3,438,244,927.49
  5. Step 5: Solve for x
    x = 3,438,244,927.49/56,958.24
  6. Step 6: Final answer
    x = 60,364.31

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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.