Home / 194,853.20-292,356.60-76,504.40

Finding the Fourth Proportional to 194,853.20, 292,356.60 and 76,504.40

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Solution

The fourth proportional to 194,853.20, 292,356.60 and 76,504.40 is: 114,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,853.20 : 292,356.60 = 76,504.40 : x
  2. Step 2: Convert to fraction form
    194,853.20/292,356.60 = 76,504.40/x
  3. Step 3: Cross multiply
    194,853.20x = 292,356.60 × 76,504.40
  4. Step 4: Simplify right side
    194,853.20x = 22,366,566,269.04
  5. Step 5: Solve for x
    x = 22,366,566,269.04/194,853.20
  6. Step 6: Final answer
    x = 114,786.75

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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.