Home / 165,040.86-227,761.81-93,419.34

Finding the Fourth Proportional to 165,040.86, 227,761.81 and 93,419.34

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Solution

The fourth proportional to 165,040.86, 227,761.81 and 93,419.34 is: 128,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,040.86 : 227,761.81 = 93,419.34 : x
  2. Step 2: Convert to fraction form
    165,040.86/227,761.81 = 93,419.34/x
  3. Step 3: Cross multiply
    165,040.86x = 227,761.81 × 93,419.34
  4. Step 4: Simplify right side
    165,040.86x = 21,277,357,967.41
  5. Step 5: Solve for x
    x = 21,277,357,967.41/165,040.86
  6. Step 6: Final answer
    x = 128,921.76

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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.