Home / 166,203.06-249,304.98-66,371.34

Finding the Fourth Proportional to 166,203.06, 249,304.98 and 66,371.34

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Solution

The fourth proportional to 166,203.06, 249,304.98 and 66,371.34 is: 99,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,203.06 : 249,304.98 = 66,371.34 : x
  2. Step 2: Convert to fraction form
    166,203.06/249,304.98 = 66,371.34/x
  3. Step 3: Cross multiply
    166,203.06x = 249,304.98 × 66,371.34
  4. Step 4: Simplify right side
    166,203.06x = 16,546,705,591.27
  5. Step 5: Solve for x
    x = 16,546,705,591.27/166,203.06
  6. Step 6: Final answer
    x = 99,557.17

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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.