Home / 94,793.04-130,092.33-85,820.88

Finding the Fourth Proportional to 94,793.04, 130,092.33 and 85,820.88

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Solution

The fourth proportional to 94,793.04, 130,092.33 and 85,820.88 is: 117,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,793.04 : 130,092.33 = 85,820.88 : x
  2. Step 2: Convert to fraction form
    94,793.04/130,092.33 = 85,820.88/x
  3. Step 3: Cross multiply
    94,793.04x = 130,092.33 × 85,820.88
  4. Step 4: Simplify right side
    94,793.04x = 11,164,638,241.85
  5. Step 5: Solve for x
    x = 11,164,638,241.85/94,793.04
  6. Step 6: Final answer
    x = 117,779.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.