Home / 194,917.80-292,376.70-54,700.20

Finding the Fourth Proportional to 194,917.80, 292,376.70 and 54,700.20

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Solution

The fourth proportional to 194,917.80, 292,376.70 and 54,700.20 is: 82,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,917.80 : 292,376.70 = 54,700.20 : x
  2. Step 2: Convert to fraction form
    194,917.80/292,376.70 = 54,700.20/x
  3. Step 3: Cross multiply
    194,917.80x = 292,376.70 × 54,700.20
  4. Step 4: Simplify right side
    194,917.80x = 15,993,063,965.34
  5. Step 5: Solve for x
    x = 15,993,063,965.34/194,917.80
  6. Step 6: Final answer
    x = 82,050.30

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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.