Home / 166,646.20-249,969.30-73,151.95

Finding the Fourth Proportional to 166,646.20, 249,969.30 and 73,151.95

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Solution

The fourth proportional to 166,646.20, 249,969.30 and 73,151.95 is: 109,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,646.20 : 249,969.30 = 73,151.95 : x
  2. Step 2: Convert to fraction form
    166,646.20/249,969.30 = 73,151.95/x
  3. Step 3: Cross multiply
    166,646.20x = 249,969.30 × 73,151.95
  4. Step 4: Simplify right side
    166,646.20x = 18,285,741,735.14
  5. Step 5: Solve for x
    x = 18,285,741,735.14/166,646.20
  6. Step 6: Final answer
    x = 109,727.93

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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.