Home / 119,741.98-165,241.68-66,032

Finding the Fourth Proportional to 119,741.98, 165,241.68 and 66,032

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Solution

The fourth proportional to 119,741.98, 165,241.68 and 66,032 is: 91,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,741.98 : 165,241.68 = 66,032 : x
  2. Step 2: Convert to fraction form
    119,741.98/165,241.68 = 66,032/x
  3. Step 3: Cross multiply
    119,741.98x = 165,241.68 × 66,032
  4. Step 4: Simplify right side
    119,741.98x = 10,911,238,613.76
  5. Step 5: Solve for x
    x = 10,911,238,613.76/119,741.98
  6. Step 6: Final answer
    x = 91,122.92

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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.