Home / 166,074.30-249,147.90-53,735.40

Finding the Fourth Proportional to 166,074.30, 249,147.90 and 53,735.40

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Solution

The fourth proportional to 166,074.30, 249,147.90 and 53,735.40 is: 80,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,074.30 : 249,147.90 = 53,735.40 : x
  2. Step 2: Convert to fraction form
    166,074.30/249,147.90 = 53,735.40/x
  3. Step 3: Cross multiply
    166,074.30x = 249,147.90 × 53,735.40
  4. Step 4: Simplify right side
    166,074.30x = 13,388,062,065.66
  5. Step 5: Solve for x
    x = 13,388,062,065.66/166,074.30
  6. Step 6: Final answer
    x = 80,614.89

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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.