Home / 194,890.80-292,336.20-54,673.20

Finding the Fourth Proportional to 194,890.80, 292,336.20 and 54,673.20

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Solution

The fourth proportional to 194,890.80, 292,336.20 and 54,673.20 is: 82,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,890.80 : 292,336.20 = 54,673.20 : x
  2. Step 2: Convert to fraction form
    194,890.80/292,336.20 = 54,673.20/x
  3. Step 3: Cross multiply
    194,890.80x = 292,336.20 × 54,673.20
  4. Step 4: Simplify right side
    194,890.80x = 15,982,955,529.84
  5. Step 5: Solve for x
    x = 15,982,955,529.84/194,890.80
  6. Step 6: Final answer
    x = 82,009.80

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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.