Home / 119,941.73-165,522.15-66,230.12

Finding the Fourth Proportional to 119,941.73, 165,522.15 and 66,230.12

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Solution

The fourth proportional to 119,941.73, 165,522.15 and 66,230.12 is: 91,398.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,941.73 : 165,522.15 = 66,230.12 : x
  2. Step 2: Convert to fraction form
    119,941.73/165,522.15 = 66,230.12/x
  3. Step 3: Cross multiply
    119,941.73x = 165,522.15 × 66,230.12
  4. Step 4: Simplify right side
    119,941.73x = 10,962,551,029.55
  5. Step 5: Solve for x
    x = 10,962,551,029.55/119,941.73
  6. Step 6: Final answer
    x = 91,398.98

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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.