Home / 245,412.20-367,902.30-166,269.80

Finding the Fourth Proportional to 245,412.20, 367,902.30 and 166,269.80

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Solution

The fourth proportional to 245,412.20, 367,902.30 and 166,269.80 is: 249,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,412.20 : 367,902.30 = 166,269.80 : x
  2. Step 2: Convert to fraction form
    245,412.20/367,902.30 = 166,269.80/x
  3. Step 3: Cross multiply
    245,412.20x = 367,902.30 × 166,269.80
  4. Step 4: Simplify right side
    245,412.20x = 61,171,041,840.54
  5. Step 5: Solve for x
    x = 61,171,041,840.54/245,412.20
  6. Step 6: Final answer
    x = 249,258.36

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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.