Home / 165,012.54-227,678.27-93,392.56

Finding the Fourth Proportional to 165,012.54, 227,678.27 and 93,392.56

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Solution

The fourth proportional to 165,012.54, 227,678.27 and 93,392.56 is: 128,859.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012.54 : 227,678.27 = 93,392.56 : x
  2. Step 2: Convert to fraction form
    165,012.54/227,678.27 = 93,392.56/x
  3. Step 3: Cross multiply
    165,012.54x = 227,678.27 × 93,392.56
  4. Step 4: Simplify right side
    165,012.54x = 21,263,456,491.67
  5. Step 5: Solve for x
    x = 21,263,456,491.67/165,012.54
  6. Step 6: Final answer
    x = 128,859.64

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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.