Home / 119,916.06-165,483.45-66,204.42

Finding the Fourth Proportional to 119,916.06, 165,483.45 and 66,204.42

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Solution

The fourth proportional to 119,916.06, 165,483.45 and 66,204.42 is: 91,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,916.06 : 165,483.45 = 66,204.42 : x
  2. Step 2: Convert to fraction form
    119,916.06/165,483.45 = 66,204.42/x
  3. Step 3: Cross multiply
    119,916.06x = 165,483.45 × 66,204.42
  4. Step 4: Simplify right side
    119,916.06x = 10,955,735,826.85
  5. Step 5: Solve for x
    x = 10,955,735,826.85/119,916.06
  6. Step 6: Final answer
    x = 91,361.71

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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.