Home / 195,173.27-292,760-54,931.89

Finding the Fourth Proportional to 195,173.27, 292,760 and 54,931.89

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Solution

The fourth proportional to 195,173.27, 292,760 and 54,931.89 is: 82,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,173.27 : 292,760 = 54,931.89 : x
  2. Step 2: Convert to fraction form
    195,173.27/292,760 = 54,931.89/x
  3. Step 3: Cross multiply
    195,173.27x = 292,760 × 54,931.89
  4. Step 4: Simplify right side
    195,173.27x = 16,081,860,116.40
  5. Step 5: Solve for x
    x = 16,081,860,116.40/195,173.27
  6. Step 6: Final answer
    x = 82,397.86

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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.