Home / 166,066.70-249,141.77-47,738.25

Finding the Fourth Proportional to 166,066.70, 249,141.77 and 47,738.25

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Solution

The fourth proportional to 166,066.70, 249,141.77 and 47,738.25 is: 71,619.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,066.70 : 249,141.77 = 47,738.25 : x
  2. Step 2: Convert to fraction form
    166,066.70/249,141.77 = 47,738.25/x
  3. Step 3: Cross multiply
    166,066.70x = 249,141.77 × 47,738.25
  4. Step 4: Simplify right side
    166,066.70x = 11,893,591,863.01
  5. Step 5: Solve for x
    x = 11,893,591,863.01/166,066.70
  6. Step 6: Final answer
    x = 71,619.37

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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.