Home / 111,231.24-166,730.16-52,017

Finding the Fourth Proportional to 111,231.24, 166,730.16 and 52,017

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Solution

The fourth proportional to 111,231.24, 166,730.16 and 52,017 is: 77,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,231.24 : 166,730.16 = 52,017 : x
  2. Step 2: Convert to fraction form
    111,231.24/166,730.16 = 52,017/x
  3. Step 3: Cross multiply
    111,231.24x = 166,730.16 × 52,017
  4. Step 4: Simplify right side
    111,231.24x = 8,672,802,732.72
  5. Step 5: Solve for x
    x = 8,672,802,732.72/111,231.24
  6. Step 6: Final answer
    x = 77,970.93

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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.