Home / 119,825.01-165,359.61-66,109.53

Finding the Fourth Proportional to 119,825.01, 165,359.61 and 66,109.53

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Solution

The fourth proportional to 119,825.01, 165,359.61 and 66,109.53 is: 91,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,825.01 : 165,359.61 = 66,109.53 : x
  2. Step 2: Convert to fraction form
    119,825.01/165,359.61 = 66,109.53/x
  3. Step 3: Cross multiply
    119,825.01x = 165,359.61 × 66,109.53
  4. Step 4: Simplify right side
    119,825.01x = 10,931,846,098.08
  5. Step 5: Solve for x
    x = 10,931,846,098.08/119,825.01
  6. Step 6: Final answer
    x = 91,231.76

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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.