Home / 166,154.60-249,231.90-55,346.60

Finding the Fourth Proportional to 166,154.60, 249,231.90 and 55,346.60

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Solution

The fourth proportional to 166,154.60, 249,231.90 and 55,346.60 is: 83,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,154.60 : 249,231.90 = 55,346.60 : x
  2. Step 2: Convert to fraction form
    166,154.60/249,231.90 = 55,346.60/x
  3. Step 3: Cross multiply
    166,154.60x = 249,231.90 × 55,346.60
  4. Step 4: Simplify right side
    166,154.60x = 13,794,138,276.54
  5. Step 5: Solve for x
    x = 13,794,138,276.54/166,154.60
  6. Step 6: Final answer
    x = 83,019.90

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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.