Home / 119,992.03-165,591.48-72,235.24

Finding the Fourth Proportional to 119,992.03, 165,591.48 and 72,235.24

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Solution

The fourth proportional to 119,992.03, 165,591.48 and 72,235.24 is: 99,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,992.03 : 165,591.48 = 72,235.24 : x
  2. Step 2: Convert to fraction form
    119,992.03/165,591.48 = 72,235.24/x
  3. Step 3: Cross multiply
    119,992.03x = 165,591.48 × 72,235.24
  4. Step 4: Simplify right side
    119,992.03x = 11,961,540,299.76
  5. Step 5: Solve for x
    x = 11,961,540,299.76/119,992.03
  6. Step 6: Final answer
    x = 99,686.12

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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.