Home / 163,385.70-225,465.30-95,406.48

Finding the Fourth Proportional to 163,385.70, 225,465.30 and 95,406.48

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Solution

The fourth proportional to 163,385.70, 225,465.30 and 95,406.48 is: 131,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,385.70 : 225,465.30 = 95,406.48 : x
  2. Step 2: Convert to fraction form
    163,385.70/225,465.30 = 95,406.48/x
  3. Step 3: Cross multiply
    163,385.70x = 225,465.30 × 95,406.48
  4. Step 4: Simplify right side
    163,385.70x = 21,510,850,635.14
  5. Step 5: Solve for x
    x = 21,510,850,635.14/163,385.70
  6. Step 6: Final answer
    x = 131,656.87

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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.