Home / 166,433.16-249,525-54,046.20

Finding the Fourth Proportional to 166,433.16, 249,525 and 54,046.20

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Solution

The fourth proportional to 166,433.16, 249,525 and 54,046.20 is: 81,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,433.16 : 249,525 = 54,046.20 : x
  2. Step 2: Convert to fraction form
    166,433.16/249,525 = 54,046.20/x
  3. Step 3: Cross multiply
    166,433.16x = 249,525 × 54,046.20
  4. Step 4: Simplify right side
    166,433.16x = 13,485,878,055
  5. Step 5: Solve for x
    x = 13,485,878,055/166,433.16
  6. Step 6: Final answer
    x = 81,028.79

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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.