Home / 332,538.80-498,480.15-163,921.10

Finding the Fourth Proportional to 332,538.80, 498,480.15 and 163,921.10

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Solution

The fourth proportional to 332,538.80, 498,480.15 and 163,921.10 is: 245,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,538.80 : 498,480.15 = 163,921.10 : x
  2. Step 2: Convert to fraction form
    332,538.80/498,480.15 = 163,921.10/x
  3. Step 3: Cross multiply
    332,538.80x = 498,480.15 × 163,921.10
  4. Step 4: Simplify right side
    332,538.80x = 81,711,414,516.17
  5. Step 5: Solve for x
    x = 81,711,414,516.17/332,538.80
  6. Step 6: Final answer
    x = 245,719.94

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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.