Home / 166,433.58-249,664.12-54,111.24

Finding the Fourth Proportional to 166,433.58, 249,664.12 and 54,111.24

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Solution

The fourth proportional to 166,433.58, 249,664.12 and 54,111.24 is: 81,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,433.58 : 249,664.12 = 54,111.24 : x
  2. Step 2: Convert to fraction form
    166,433.58/249,664.12 = 54,111.24/x
  3. Step 3: Cross multiply
    166,433.58x = 249,664.12 × 54,111.24
  4. Step 4: Simplify right side
    166,433.58x = 13,509,635,116.71
  5. Step 5: Solve for x
    x = 13,509,635,116.71/166,433.58
  6. Step 6: Final answer
    x = 81,171.33

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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.