Home / 166,967.94-250,534.02-78,206.04

Finding the Fourth Proportional to 166,967.94, 250,534.02 and 78,206.04

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Solution

The fourth proportional to 166,967.94, 250,534.02 and 78,206.04 is: 117,347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,967.94 : 250,534.02 = 78,206.04 : x
  2. Step 2: Convert to fraction form
    166,967.94/250,534.02 = 78,206.04/x
  3. Step 3: Cross multiply
    166,967.94x = 250,534.02 × 78,206.04
  4. Step 4: Simplify right side
    166,967.94x = 19,593,273,589.48
  5. Step 5: Solve for x
    x = 19,593,273,589.48/166,967.94
  6. Step 6: Final answer
    x = 117,347.52

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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.