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Finding the Fourth Proportional to 166,507.65, 249,760.89 and 59,891.43

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Solution

The fourth proportional to 166,507.65, 249,760.89 and 59,891.43 is: 89,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,507.65 : 249,760.89 = 59,891.43 : x
  2. Step 2: Convert to fraction form
    166,507.65/249,760.89 = 59,891.43/x
  3. Step 3: Cross multiply
    166,507.65x = 249,760.89 × 59,891.43
  4. Step 4: Simplify right side
    166,507.65x = 14,958,536,860.17
  5. Step 5: Solve for x
    x = 14,958,536,860.17/166,507.65
  6. Step 6: Final answer
    x = 89,836.93

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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.