Home / 167,727.60-251,729.10-166,415.40

Finding the Fourth Proportional to 167,727.60, 251,729.10 and 166,415.40

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Solution

The fourth proportional to 167,727.60, 251,729.10 and 166,415.40 is: 249,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,727.60 : 251,729.10 = 166,415.40 : x
  2. Step 2: Convert to fraction form
    167,727.60/251,729.10 = 166,415.40/x
  3. Step 3: Cross multiply
    167,727.60x = 251,729.10 × 166,415.40
  4. Step 4: Simplify right side
    167,727.60x = 41,891,598,868.14
  5. Step 5: Solve for x
    x = 41,891,598,868.14/167,727.60
  6. Step 6: Final answer
    x = 249,759.72

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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.