Home / 166,318.10-249,634.86-102,946.52

Finding the Fourth Proportional to 166,318.10, 249,634.86 and 102,946.52

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Solution

The fourth proportional to 166,318.10, 249,634.86 and 102,946.52 is: 154,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,318.10 : 249,634.86 = 102,946.52 : x
  2. Step 2: Convert to fraction form
    166,318.10/249,634.86 = 102,946.52/x
  3. Step 3: Cross multiply
    166,318.10x = 249,634.86 × 102,946.52
  4. Step 4: Simplify right side
    166,318.10x = 25,699,040,107.69
  5. Step 5: Solve for x
    x = 25,699,040,107.69/166,318.10
  6. Step 6: Final answer
    x = 154,517.40

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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.