Home / 166,599.20-249,898.62-54,279.30

Finding the Fourth Proportional to 166,599.20, 249,898.62 and 54,279.30

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Solution

The fourth proportional to 166,599.20, 249,898.62 and 54,279.30 is: 81,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,599.20 : 249,898.62 = 54,279.30 : x
  2. Step 2: Convert to fraction form
    166,599.20/249,898.62 = 54,279.30/x
  3. Step 3: Cross multiply
    166,599.20x = 249,898.62 × 54,279.30
  4. Step 4: Simplify right side
    166,599.20x = 13,564,322,164.57
  5. Step 5: Solve for x
    x = 13,564,322,164.57/166,599.20
  6. Step 6: Final answer
    x = 81,418.89

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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.