Home / 119,801.03-165,325.05-66,091.95

Finding the Fourth Proportional to 119,801.03, 165,325.05 and 66,091.95

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Solution

The fourth proportional to 119,801.03, 165,325.05 and 66,091.95 is: 91,206.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,801.03 : 165,325.05 = 66,091.95 : x
  2. Step 2: Convert to fraction form
    119,801.03/165,325.05 = 66,091.95/x
  3. Step 3: Cross multiply
    119,801.03x = 165,325.05 × 66,091.95
  4. Step 4: Simplify right side
    119,801.03x = 10,926,654,938.35
  5. Step 5: Solve for x
    x = 10,926,654,938.35/119,801.03
  6. Step 6: Final answer
    x = 91,206.69

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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.