Home / 43,462.97-65,186.73-19,764.93

Finding the Fourth Proportional to 43,462.97, 65,186.73 and 19,764.93

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Solution

The fourth proportional to 43,462.97, 65,186.73 and 19,764.93 is: 29,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,462.97 : 65,186.73 = 19,764.93 : x
  2. Step 2: Convert to fraction form
    43,462.97/65,186.73 = 19,764.93/x
  3. Step 3: Cross multiply
    43,462.97x = 65,186.73 × 19,764.93
  4. Step 4: Simplify right side
    43,462.97x = 1,288,411,155.38
  5. Step 5: Solve for x
    x = 1,288,411,155.38/43,462.97
  6. Step 6: Final answer
    x = 29,643.89

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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.