Home / 332,148.40-498,271.20-107,470.60

Finding the Fourth Proportional to 332,148.40, 498,271.20 and 107,470.60

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Solution

The fourth proportional to 332,148.40, 498,271.20 and 107,470.60 is: 161,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,148.40 : 498,271.20 = 107,470.60 : x
  2. Step 2: Convert to fraction form
    332,148.40/498,271.20 = 107,470.60/x
  3. Step 3: Cross multiply
    332,148.40x = 498,271.20 × 107,470.60
  4. Step 4: Simplify right side
    332,148.40x = 53,549,504,826.72
  5. Step 5: Solve for x
    x = 53,549,504,826.72/332,148.40
  6. Step 6: Final answer
    x = 161,221.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.