Home / 119,798.73-165,321.36-66,082.50

Finding the Fourth Proportional to 119,798.73, 165,321.36 and 66,082.50

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Solution

The fourth proportional to 119,798.73, 165,321.36 and 66,082.50 is: 91,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,798.73 : 165,321.36 = 66,082.50 : x
  2. Step 2: Convert to fraction form
    119,798.73/165,321.36 = 66,082.50/x
  3. Step 3: Cross multiply
    119,798.73x = 165,321.36 × 66,082.50
  4. Step 4: Simplify right side
    119,798.73x = 10,924,848,772.20
  5. Step 5: Solve for x
    x = 10,924,848,772.20/119,798.73
  6. Step 6: Final answer
    x = 91,193.36

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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.