Home / 165,724.30-228,701.07-94,105.81

Finding the Fourth Proportional to 165,724.30, 228,701.07 and 94,105.81

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Solution

The fourth proportional to 165,724.30, 228,701.07 and 94,105.81 is: 129,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,724.30 : 228,701.07 = 94,105.81 : x
  2. Step 2: Convert to fraction form
    165,724.30/228,701.07 = 94,105.81/x
  3. Step 3: Cross multiply
    165,724.30x = 228,701.07 × 94,105.81
  4. Step 4: Simplify right side
    165,724.30x = 21,522,098,296.71
  5. Step 5: Solve for x
    x = 21,522,098,296.71/165,724.30
  6. Step 6: Final answer
    x = 129,866.89

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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.