Home / 166,236.80-249,356.16-55,428.48

Finding the Fourth Proportional to 166,236.80, 249,356.16 and 55,428.48

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Solution

The fourth proportional to 166,236.80, 249,356.16 and 55,428.48 is: 83,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,236.80 : 249,356.16 = 55,428.48 : x
  2. Step 2: Convert to fraction form
    166,236.80/249,356.16 = 55,428.48/x
  3. Step 3: Cross multiply
    166,236.80x = 249,356.16 × 55,428.48
  4. Step 4: Simplify right side
    166,236.80x = 13,821,432,927.44
  5. Step 5: Solve for x
    x = 13,821,432,927.44/166,236.80
  6. Step 6: Final answer
    x = 83,143.04

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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.