Home / 166,269.92-249,402-53,953.28

Finding the Fourth Proportional to 166,269.92, 249,402 and 53,953.28

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Solution

The fourth proportional to 166,269.92, 249,402 and 53,953.28 is: 80,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,269.92 : 249,402 = 53,953.28 : x
  2. Step 2: Convert to fraction form
    166,269.92/249,402 = 53,953.28/x
  3. Step 3: Cross multiply
    166,269.92x = 249,402 × 53,953.28
  4. Step 4: Simplify right side
    166,269.92x = 13,456,055,938.56
  5. Step 5: Solve for x
    x = 13,456,055,938.56/166,269.92
  6. Step 6: Final answer
    x = 80,928.99

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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.