Home / 163,627.20-225,793.76-92,017.60

Finding the Fourth Proportional to 163,627.20, 225,793.76 and 92,017.60

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Solution

The fourth proportional to 163,627.20, 225,793.76 and 92,017.60 is: 126,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,627.20 : 225,793.76 = 92,017.60 : x
  2. Step 2: Convert to fraction form
    163,627.20/225,793.76 = 92,017.60/x
  3. Step 3: Cross multiply
    163,627.20x = 225,793.76 × 92,017.60
  4. Step 4: Simplify right side
    163,627.20x = 20,776,999,890.18
  5. Step 5: Solve for x
    x = 20,776,999,890.18/163,627.20
  6. Step 6: Final answer
    x = 126,977.67

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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.