Home / 42,672.12-63,986.64-24,908.88

Finding the Fourth Proportional to 42,672.12, 63,986.64 and 24,908.88

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Solution

The fourth proportional to 42,672.12, 63,986.64 and 24,908.88 is: 37,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,672.12 : 63,986.64 = 24,908.88 : x
  2. Step 2: Convert to fraction form
    42,672.12/63,986.64 = 24,908.88/x
  3. Step 3: Cross multiply
    42,672.12x = 63,986.64 × 24,908.88
  4. Step 4: Simplify right side
    42,672.12x = 1,593,835,537.36
  5. Step 5: Solve for x
    x = 1,593,835,537.36/42,672.12
  6. Step 6: Final answer
    x = 37,350.75

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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.