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Finding the Fourth Proportional to 167,369.14, 251,053.55 and 42,710.14

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Solution

The fourth proportional to 167,369.14, 251,053.55 and 42,710.14 is: 64,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,369.14 : 251,053.55 = 42,710.14 : x
  2. Step 2: Convert to fraction form
    167,369.14/251,053.55 = 42,710.14/x
  3. Step 3: Cross multiply
    167,369.14x = 251,053.55 × 42,710.14
  4. Step 4: Simplify right side
    167,369.14x = 10,722,532,268.00
  5. Step 5: Solve for x
    x = 10,722,532,268.00/167,369.14
  6. Step 6: Final answer
    x = 64,065.17

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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.