Home / 165,535.81-228,439.73-93,901.97

Finding the Fourth Proportional to 165,535.81, 228,439.73 and 93,901.97

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Solution

The fourth proportional to 165,535.81, 228,439.73 and 93,901.97 is: 129,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,535.81 : 228,439.73 = 93,901.97 : x
  2. Step 2: Convert to fraction form
    165,535.81/228,439.73 = 93,901.97/x
  3. Step 3: Cross multiply
    165,535.81x = 228,439.73 × 93,901.97
  4. Step 4: Simplify right side
    165,535.81x = 21,450,941,479.12
  5. Step 5: Solve for x
    x = 21,450,941,479.12/165,535.81
  6. Step 6: Final answer
    x = 129,584.90

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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.