Home / 166,620.60-249,542.10-163,279.80

Finding the Fourth Proportional to 166,620.60, 249,542.10 and 163,279.80

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Solution

The fourth proportional to 166,620.60, 249,542.10 and 163,279.80 is: 244,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,620.60 : 249,542.10 = 163,279.80 : x
  2. Step 2: Convert to fraction form
    166,620.60/249,542.10 = 163,279.80/x
  3. Step 3: Cross multiply
    166,620.60x = 249,542.10 × 163,279.80
  4. Step 4: Simplify right side
    166,620.60x = 40,745,184,179.58
  5. Step 5: Solve for x
    x = 40,745,184,179.58/166,620.60
  6. Step 6: Final answer
    x = 244,538.70

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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.