Home / 166,468.73-249,880.79-71,745.66

Finding the Fourth Proportional to 166,468.73, 249,880.79 and 71,745.66

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Solution

The fourth proportional to 166,468.73, 249,880.79 and 71,745.66 is: 107,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,468.73 : 249,880.79 = 71,745.66 : x
  2. Step 2: Convert to fraction form
    166,468.73/249,880.79 = 71,745.66/x
  3. Step 3: Cross multiply
    166,468.73x = 249,880.79 × 71,745.66
  4. Step 4: Simplify right side
    166,468.73x = 17,927,861,841.14
  5. Step 5: Solve for x
    x = 17,927,861,841.14/166,468.73
  6. Step 6: Final answer
    x = 107,695.07

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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.