Home / 42,335.75-63,532.79-14,633.75

Finding the Fourth Proportional to 42,335.75, 63,532.79 and 14,633.75

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Solution

The fourth proportional to 42,335.75, 63,532.79 and 14,633.75 is: 21,960.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,335.75 : 63,532.79 = 14,633.75 : x
  2. Step 2: Convert to fraction form
    42,335.75/63,532.79 = 14,633.75/x
  3. Step 3: Cross multiply
    42,335.75x = 63,532.79 × 14,633.75
  4. Step 4: Simplify right side
    42,335.75x = 929,723,161.08
  5. Step 5: Solve for x
    x = 929,723,161.08/42,335.75
  6. Step 6: Final answer
    x = 21,960.71

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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.