Home / 49,221.60-73,829.82-14,159.88

Finding the Fourth Proportional to 49,221.60, 73,829.82 and 14,159.88

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Solution

The fourth proportional to 49,221.60, 73,829.82 and 14,159.88 is: 21,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,221.60 : 73,829.82 = 14,159.88 : x
  2. Step 2: Convert to fraction form
    49,221.60/73,829.82 = 14,159.88/x
  3. Step 3: Cross multiply
    49,221.60x = 73,829.82 × 14,159.88
  4. Step 4: Simplify right side
    49,221.60x = 1,045,421,391.62
  5. Step 5: Solve for x
    x = 1,045,421,391.62/49,221.60
  6. Step 6: Final answer
    x = 21,239.08

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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.