Home / 215,489.76-297,396.54-119,996.46

Finding the Fourth Proportional to 215,489.76, 297,396.54 and 119,996.46

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Solution

The fourth proportional to 215,489.76, 297,396.54 and 119,996.46 is: 165,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,489.76 : 297,396.54 = 119,996.46 : x
  2. Step 2: Convert to fraction form
    215,489.76/297,396.54 = 119,996.46/x
  3. Step 3: Cross multiply
    215,489.76x = 297,396.54 × 119,996.46
  4. Step 4: Simplify right side
    215,489.76x = 35,686,532,016.25
  5. Step 5: Solve for x
    x = 35,686,532,016.25/215,489.76
  6. Step 6: Final answer
    x = 165,606.63

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1.5x scale

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.