Home / 166,426.70-249,615.44-61,221.06

Finding the Fourth Proportional to 166,426.70, 249,615.44 and 61,221.06

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Solution

The fourth proportional to 166,426.70, 249,615.44 and 61,221.06 is: 91,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,426.70 : 249,615.44 = 61,221.06 : x
  2. Step 2: Convert to fraction form
    166,426.70/249,615.44 = 61,221.06/x
  3. Step 3: Cross multiply
    166,426.70x = 249,615.44 × 61,221.06
  4. Step 4: Simplify right side
    166,426.70x = 15,281,722,606.26
  5. Step 5: Solve for x
    x = 15,281,722,606.26/166,426.70
  6. Step 6: Final answer
    x = 91,822.54

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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.