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Finding the Fourth Proportional to 166,098.40, 249,147.60 and 159,537.40

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Solution

The fourth proportional to 166,098.40, 249,147.60 and 159,537.40 is: 239,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,098.40 : 249,147.60 = 159,537.40 : x
  2. Step 2: Convert to fraction form
    166,098.40/249,147.60 = 159,537.40/x
  3. Step 3: Cross multiply
    166,098.40x = 249,147.60 × 159,537.40
  4. Step 4: Simplify right side
    166,098.40x = 39,748,360,320.24
  5. Step 5: Solve for x
    x = 39,748,360,320.24/166,098.40
  6. Step 6: Final answer
    x = 239,306.10

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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.