Home / 166,873.36-250,135.08-78,052

Finding the Fourth Proportional to 166,873.36, 250,135.08 and 78,052

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Solution

The fourth proportional to 166,873.36, 250,135.08 and 78,052 is: 116,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,873.36 : 250,135.08 = 78,052 : x
  2. Step 2: Convert to fraction form
    166,873.36/250,135.08 = 78,052/x
  3. Step 3: Cross multiply
    166,873.36x = 250,135.08 × 78,052
  4. Step 4: Simplify right side
    166,873.36x = 19,523,543,264.16
  5. Step 5: Solve for x
    x = 19,523,543,264.16/166,873.36
  6. Step 6: Final answer
    x = 116,996.17

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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.